This document discusses the goals and factors affecting chemical kinetics. It aims to determine reaction mechanisms by deriving rate laws for complex, reversible, parallel and consecutive reactions. It also discusses how the nature of reactants, surface area of solids, temperature, and pressure can affect the rate of reactions. The document outlines experiments to determine rate laws using initial rates, calculate activation energy at different temperatures, and observe the effect of catalysts on reaction rates.
Chemical kinetics is the study of reaction rates and mechanisms. The rate of a reaction describes how quickly reactants are converted to products and is affected by factors like concentration, temperature, catalysts, and surface area. The rate law expresses the reaction rate in terms of reactant concentrations and can be used to determine the order of a reaction. Integrated rate laws relate concentration over time and are used to calculate quantities like half-life, the time for half the reactants to be consumed.
F.Sc. Part 1 Chemistry.Ch.11.Test (Malik Xufyan)Malik Xufyan
This document contains information about Malik's Chemistry test series books for classes 9th, 10th, F.Sc part 1 and part 2. It provides chapter-wise and board paper-wise test series. It also mentions the publisher Jhang Institute for Advanced Studies and provides their contact details. The document contains the list of chapters and topics covered in the test series books along with their page numbers.
This document provides an overview of chemical kinetics. It defines chemical kinetics as the branch of physical chemistry that deals with the rates of chemical reactions and how rates are affected by temperature, pressure, and reactant concentrations. The document explains that reaction rates can be expressed based on the disappearance of reactants or appearance of products over time. It also introduces key concepts in chemical kinetics, including rate laws, rate constants, reaction orders, and how the rate of a reaction depends on the concentrations of reactants raised to specific powers.
This document provides an overview of chemical kinetics concepts including:
- Chemical kinetics is the study of reaction rates and how rates are affected by temperature, pressure and reactant concentrations.
- Reaction rates can be expressed using rate laws that show the relationship between rate and reactant concentrations, with each concentration raised to a specific power known as the reaction order.
- Zero, first, second, and third order reactions are discussed along with how their rates, rate constants, and half-lives are calculated from experimental data.
- Pseudo-first and pseudo-second order reactions that appear to be a different order than the true reaction order due to one reactant being in excess are also covered.
Chemical kinetics involves studying the rate of chemical reactions by examining changes in concentration over time. The rate of a reaction depends on factors like temperature, catalysts, and activation energy. Reaction rates can be expressed using rate laws and rate constants, with the order of a reaction defined as the sum of the exponents of the concentration terms in the rate expression. Common reaction orders include zero order, first order, and second order reactions.
Chemical kinetics is the study of chemical reaction rates and how reaction rates change with time. It examines how the concentration of reactants and products changes over the course of a reaction when conditions are systematically varied. Reaction rates can be measured using spectroscopic methods. Kinetic studies provide evidence for reaction mechanisms but do not prove them. Macroscopically, kinetics determines overall reaction rates through rate laws. Microscopically, it involves the step-by-step molecular processes that convert reactants to products. Collision theory states that molecules must collide to react, so factors like concentration, temperature, physical state, and catalysis influence reaction rates by impacting collision frequency and energy.
This document discusses the goals and factors affecting chemical kinetics. It aims to determine reaction mechanisms by deriving rate laws for complex, reversible, parallel and consecutive reactions. It also discusses how the nature of reactants, surface area of solids, temperature, and pressure can affect the rate of reactions. The document outlines experiments to determine rate laws using initial rates, calculate activation energy at different temperatures, and observe the effect of catalysts on reaction rates.
Chemical kinetics is the study of reaction rates and mechanisms. The rate of a reaction describes how quickly reactants are converted to products and is affected by factors like concentration, temperature, catalysts, and surface area. The rate law expresses the reaction rate in terms of reactant concentrations and can be used to determine the order of a reaction. Integrated rate laws relate concentration over time and are used to calculate quantities like half-life, the time for half the reactants to be consumed.
F.Sc. Part 1 Chemistry.Ch.11.Test (Malik Xufyan)Malik Xufyan
This document contains information about Malik's Chemistry test series books for classes 9th, 10th, F.Sc part 1 and part 2. It provides chapter-wise and board paper-wise test series. It also mentions the publisher Jhang Institute for Advanced Studies and provides their contact details. The document contains the list of chapters and topics covered in the test series books along with their page numbers.
This document provides an overview of chemical kinetics. It defines chemical kinetics as the branch of physical chemistry that deals with the rates of chemical reactions and how rates are affected by temperature, pressure, and reactant concentrations. The document explains that reaction rates can be expressed based on the disappearance of reactants or appearance of products over time. It also introduces key concepts in chemical kinetics, including rate laws, rate constants, reaction orders, and how the rate of a reaction depends on the concentrations of reactants raised to specific powers.
This document provides an overview of chemical kinetics concepts including:
- Chemical kinetics is the study of reaction rates and how rates are affected by temperature, pressure and reactant concentrations.
- Reaction rates can be expressed using rate laws that show the relationship between rate and reactant concentrations, with each concentration raised to a specific power known as the reaction order.
- Zero, first, second, and third order reactions are discussed along with how their rates, rate constants, and half-lives are calculated from experimental data.
- Pseudo-first and pseudo-second order reactions that appear to be a different order than the true reaction order due to one reactant being in excess are also covered.
Chemical kinetics involves studying the rate of chemical reactions by examining changes in concentration over time. The rate of a reaction depends on factors like temperature, catalysts, and activation energy. Reaction rates can be expressed using rate laws and rate constants, with the order of a reaction defined as the sum of the exponents of the concentration terms in the rate expression. Common reaction orders include zero order, first order, and second order reactions.
Chemical kinetics is the study of chemical reaction rates and how reaction rates change with time. It examines how the concentration of reactants and products changes over the course of a reaction when conditions are systematically varied. Reaction rates can be measured using spectroscopic methods. Kinetic studies provide evidence for reaction mechanisms but do not prove them. Macroscopically, kinetics determines overall reaction rates through rate laws. Microscopically, it involves the step-by-step molecular processes that convert reactants to products. Collision theory states that molecules must collide to react, so factors like concentration, temperature, physical state, and catalysis influence reaction rates by impacting collision frequency and energy.
This document discusses kinetics and factors that affect reaction rates. It defines kinetics as how quickly reactions occur and the factors that influence reaction rates, such as temperature, concentration, and the presence of catalysts. Reaction rates are linked to reaction mechanisms - the step-by-step processes by which reactions take place. Increasing temperature leads to more collisions between reactant particles and faster reaction rates, as described by the Arrhenius equation. Catalysts lower the activation energy of reactions, speeding up reaction rates without being consumed.
Chem 2 - Chemical Kinetics I: Introduction and Factors Affecting Reaction RatesLumen Learning
This document provides an introduction to chemical kinetics and factors that affect reaction rates. It defines chemical kinetics as the study of reaction rates and how concentrations change over time during reactions. Reaction rates can be measured by changing reaction conditions systematically and observing the effect on reaction speed. Kinetic studies help determine reaction mechanisms and provide evidence to support reaction theories, though cannot prove mechanisms. Factors that increase reaction rates include higher concentrations of reactants, higher temperatures, reactions in solutions, more surface area of solids, and the presence of catalysts like enzymes.
This document discusses chemical kinetics and factors that influence the degradation of pharmaceutical products. It covers topics like reaction rates, rate laws, reaction order, rate constants, and factors affecting chemical degradation. Specifically, it describes common chemical degradation pathways for drugs like hydrolysis, oxidation, isomerization, and how physical factors like temperature, solvent, and polymorphism can also cause degradation. The goal of stability testing is to determine the quality, shelf life, and recommended storage conditions for drug substances and products.
This document discusses key concepts in chemical kinetics including:
- Chemical kinetics deals with understanding reaction rates and how experimental conditions influence speed.
- Reaction rates are expressed in terms of changes in reactant/product concentrations over time.
- Factors like surface area, concentration, temperature, and catalysts can affect reaction rates.
- Reaction orders describe the dependence of rate on reactant concentrations, with zero-order independent of concentration.
- Integrated rate equations relate concentrations to time based on the rate law.
- Half-life is the time for a reactant concentration to halve, providing another way to describe reaction rates.
Chemical kinetics is the study of reaction rates and mechanisms. It involves determining:
- Reaction orders and rate laws from initial rates or graphical methods.
- Rate constants and activation energies.
- Elementary reaction steps and overall mechanisms.
The rate of a reaction depends on factors like temperature, concentration, and the presence of catalysts. Reaction rates are quantified by rate laws, which relate the rate to concentrations of reactants raised to their order of reaction. Graphical methods can be used to determine reaction orders from concentration-time data.
The document discusses kinetics and reaction rates. It defines kinetics as the branch of chemistry that studies the speed or rate of chemical reactions. It explains that reaction rates can be measured by changes in concentration, temperature, or pressure over time. The rate depends on factors like the nature of reactants, concentration, temperature, catalysts, surface area, and pressure. Reactions may occur in multiple steps through reaction intermediates rather than a single step. The collision theory and concept of activation energy are introduced to explain why certain collisions result in reactions. Reaction coordinate diagrams are used to illustrate the energy changes in reactions.
This document summarizes key concepts about chemical kinetics and reaction rate expressions from Chapter 3 of the reference book. It defines the reaction rate and explains that the rate depends on factors like temperature, pressure, composition, and transport properties. The rate expression is written as a function of reactant concentrations and may include a temperature-dependent rate constant. Reaction order indicates how the rate varies with reactant concentrations. When one reactant is in excess, its concentration can be treated as constant, yielding an apparent pseudo rate constant. Integration of the rate law gives expressions for calculating extent of reaction over time for first and second order reactions.
This document provides an overview of enzyme kinetics. It defines important terms like rate constant, substrate concentration, enzyme unit, and Michaelis constant. It describes models used to study enzyme kinetics like the Michaelis-Menten equations and Lineweaver-Burk, Hanes-Woolf, and Eadie-Hofstee plots. It discusses factors that affect reaction rates like pH, temperature, and inhibitors. The document also covers cooperative enzyme systems and multireactant reactions.
This document discusses reaction kinetics, which is the branch of chemistry that deals with the rates of chemical reactions, factors that affect rates, and reaction mechanisms. It defines rate of reaction as the change in concentration of a reactant or product over time. Examples of fast, moderate, and slow reaction rates are given. Graphs are used to explain instantaneous rates at different points during a reaction and average rates over time intervals. The specific rate constant or velocity constant describes the direct proportionality of reaction rate to reactant concentrations.
The document outlines an orientation on video lesson production, discussing the benefits of educational videos and television, techniques for effective video editing including proper camera shots and transitions, and steps for developing high-quality video lessons including pre-production, production, and post-production stages. It also provides examples of elements to include in an effective session guide such as objectives, content outline, learning methodologies, and a sample session guide template.
This document discusses chemical formulas and percent composition. It provides examples of calculating the percent composition of different compounds from their chemical formulas, such as NaCl, glucose, and Mg(OH)2. Empirical formulas can be determined from percent composition data by assuming 100 grams of the compound and calculating the moles of each element. Chemical equations are used to represent chemical reactions, and examples are given for writing and balancing equations. Common types of chemical reactions are also outlined.
This document provides an overview of general chemistry 1 and covers the following key topics:
- The definition and study of chemistry as it relates to the composition, structure, and properties of matter.
- The goals and learning objectives of general chemistry 1, which include describing the particulate nature of matter, classifying properties, and differentiating between pure substances and mixtures.
- Key terms like atoms, elements, compounds, and the three states of matter.
- The differences between physical and chemical properties, and extensive and intensive properties.
- How pure substances differ from mixtures in their composition.
- Methods for separating components in mixtures like filtration, distillation, and magnetic separation.
- The use of chemical symbols and formulas
The document discusses several laws of chemical changes and principles of naming chemical compounds. It describes the law of conservation of mass, law of definite proportions, and law of multiple proportions. It also discusses Dalton's atomic theory and how it can explain these laws. The document provides rules for naming binary, ternary, molecular, and acidic compounds based on their composition and oxidation states. Examples of naming ionic compounds, acids, and writing chemical formulas from compound names are also presented.
There are two main types of solids: crystalline and amorphous. Crystalline solids have a repeating lattice structure that gives them long-range order, while amorphous solids have a random arrangement of particles. There are four types of crystalline solids defined by the particles and bonds involved: ionic crystals made of ions bonded by electrostatic forces, metallic crystals made of cations bonded by delocalized electrons, molecular crystals made of molecules bonded by weaker forces, and covalent network crystals made of covalently bonded atoms in a continuous structure. Each crystal type has distinct properties depending on the nature of the particles and bonds.
Electrochemistry deals with converting between chemical and electrical energy. It has many applications including batteries, plating objects with metals, and nerve impulses. Electrochemical cells convert one type of energy to the other via redox reactions. They require an electrolyte solution, a conductor for electron transfer, and a salt bridge for ion movement. Batteries contain electrochemical cells and store chemical energy for later electrical use. Common battery types include lead-acid batteries in vehicles and various fuel cells.
The document discusses vapor pressure of liquids. It defines vapor pressure as the pressure exerted by the gas in equilibrium with the liquid in a closed container at a given temperature. Vapor pressure increases with temperature as molecules need more energy to overcome intermolecular forces and evaporate from the liquid. It also discusses how properties like heat of vaporization and intermolecular forces affect a liquid's vapor pressure and boiling point.
Schleiden & Schwann were responsible for the second postulate of the Cell Theory that all living things are made of cells. Anton van Leeuwenhoek was integral to the development of the Cell Theory because he was the first to observe living cells using microscopes he had constructed. Some statements that are considered true include that some living things can exist without cells and that the ability to reproduce does not immediately mean something is a living thing. Viruses are generally considered non-living things.
ESA/ACT Science Coffee: Diego Blas - Gravitational wave detection with orbita...Advanced-Concepts-Team
Presentation in the Science Coffee of the Advanced Concepts Team of the European Space Agency on the 07.06.2024.
Speaker: Diego Blas (IFAE/ICREA)
Title: Gravitational wave detection with orbital motion of Moon and artificial
Abstract:
In this talk I will describe some recent ideas to find gravitational waves from supermassive black holes or of primordial origin by studying their secular effect on the orbital motion of the Moon or satellites that are laser ranged.
More Related Content
Similar to LESSON 4TH QUARTER CHEMICAL KINETICS.pptx
This document discusses kinetics and factors that affect reaction rates. It defines kinetics as how quickly reactions occur and the factors that influence reaction rates, such as temperature, concentration, and the presence of catalysts. Reaction rates are linked to reaction mechanisms - the step-by-step processes by which reactions take place. Increasing temperature leads to more collisions between reactant particles and faster reaction rates, as described by the Arrhenius equation. Catalysts lower the activation energy of reactions, speeding up reaction rates without being consumed.
Chem 2 - Chemical Kinetics I: Introduction and Factors Affecting Reaction RatesLumen Learning
This document provides an introduction to chemical kinetics and factors that affect reaction rates. It defines chemical kinetics as the study of reaction rates and how concentrations change over time during reactions. Reaction rates can be measured by changing reaction conditions systematically and observing the effect on reaction speed. Kinetic studies help determine reaction mechanisms and provide evidence to support reaction theories, though cannot prove mechanisms. Factors that increase reaction rates include higher concentrations of reactants, higher temperatures, reactions in solutions, more surface area of solids, and the presence of catalysts like enzymes.
This document discusses chemical kinetics and factors that influence the degradation of pharmaceutical products. It covers topics like reaction rates, rate laws, reaction order, rate constants, and factors affecting chemical degradation. Specifically, it describes common chemical degradation pathways for drugs like hydrolysis, oxidation, isomerization, and how physical factors like temperature, solvent, and polymorphism can also cause degradation. The goal of stability testing is to determine the quality, shelf life, and recommended storage conditions for drug substances and products.
This document discusses key concepts in chemical kinetics including:
- Chemical kinetics deals with understanding reaction rates and how experimental conditions influence speed.
- Reaction rates are expressed in terms of changes in reactant/product concentrations over time.
- Factors like surface area, concentration, temperature, and catalysts can affect reaction rates.
- Reaction orders describe the dependence of rate on reactant concentrations, with zero-order independent of concentration.
- Integrated rate equations relate concentrations to time based on the rate law.
- Half-life is the time for a reactant concentration to halve, providing another way to describe reaction rates.
Chemical kinetics is the study of reaction rates and mechanisms. It involves determining:
- Reaction orders and rate laws from initial rates or graphical methods.
- Rate constants and activation energies.
- Elementary reaction steps and overall mechanisms.
The rate of a reaction depends on factors like temperature, concentration, and the presence of catalysts. Reaction rates are quantified by rate laws, which relate the rate to concentrations of reactants raised to their order of reaction. Graphical methods can be used to determine reaction orders from concentration-time data.
The document discusses kinetics and reaction rates. It defines kinetics as the branch of chemistry that studies the speed or rate of chemical reactions. It explains that reaction rates can be measured by changes in concentration, temperature, or pressure over time. The rate depends on factors like the nature of reactants, concentration, temperature, catalysts, surface area, and pressure. Reactions may occur in multiple steps through reaction intermediates rather than a single step. The collision theory and concept of activation energy are introduced to explain why certain collisions result in reactions. Reaction coordinate diagrams are used to illustrate the energy changes in reactions.
This document summarizes key concepts about chemical kinetics and reaction rate expressions from Chapter 3 of the reference book. It defines the reaction rate and explains that the rate depends on factors like temperature, pressure, composition, and transport properties. The rate expression is written as a function of reactant concentrations and may include a temperature-dependent rate constant. Reaction order indicates how the rate varies with reactant concentrations. When one reactant is in excess, its concentration can be treated as constant, yielding an apparent pseudo rate constant. Integration of the rate law gives expressions for calculating extent of reaction over time for first and second order reactions.
This document provides an overview of enzyme kinetics. It defines important terms like rate constant, substrate concentration, enzyme unit, and Michaelis constant. It describes models used to study enzyme kinetics like the Michaelis-Menten equations and Lineweaver-Burk, Hanes-Woolf, and Eadie-Hofstee plots. It discusses factors that affect reaction rates like pH, temperature, and inhibitors. The document also covers cooperative enzyme systems and multireactant reactions.
This document discusses reaction kinetics, which is the branch of chemistry that deals with the rates of chemical reactions, factors that affect rates, and reaction mechanisms. It defines rate of reaction as the change in concentration of a reactant or product over time. Examples of fast, moderate, and slow reaction rates are given. Graphs are used to explain instantaneous rates at different points during a reaction and average rates over time intervals. The specific rate constant or velocity constant describes the direct proportionality of reaction rate to reactant concentrations.
Similar to LESSON 4TH QUARTER CHEMICAL KINETICS.pptx (10)
The document outlines an orientation on video lesson production, discussing the benefits of educational videos and television, techniques for effective video editing including proper camera shots and transitions, and steps for developing high-quality video lessons including pre-production, production, and post-production stages. It also provides examples of elements to include in an effective session guide such as objectives, content outline, learning methodologies, and a sample session guide template.
This document discusses chemical formulas and percent composition. It provides examples of calculating the percent composition of different compounds from their chemical formulas, such as NaCl, glucose, and Mg(OH)2. Empirical formulas can be determined from percent composition data by assuming 100 grams of the compound and calculating the moles of each element. Chemical equations are used to represent chemical reactions, and examples are given for writing and balancing equations. Common types of chemical reactions are also outlined.
This document provides an overview of general chemistry 1 and covers the following key topics:
- The definition and study of chemistry as it relates to the composition, structure, and properties of matter.
- The goals and learning objectives of general chemistry 1, which include describing the particulate nature of matter, classifying properties, and differentiating between pure substances and mixtures.
- Key terms like atoms, elements, compounds, and the three states of matter.
- The differences between physical and chemical properties, and extensive and intensive properties.
- How pure substances differ from mixtures in their composition.
- Methods for separating components in mixtures like filtration, distillation, and magnetic separation.
- The use of chemical symbols and formulas
The document discusses several laws of chemical changes and principles of naming chemical compounds. It describes the law of conservation of mass, law of definite proportions, and law of multiple proportions. It also discusses Dalton's atomic theory and how it can explain these laws. The document provides rules for naming binary, ternary, molecular, and acidic compounds based on their composition and oxidation states. Examples of naming ionic compounds, acids, and writing chemical formulas from compound names are also presented.
There are two main types of solids: crystalline and amorphous. Crystalline solids have a repeating lattice structure that gives them long-range order, while amorphous solids have a random arrangement of particles. There are four types of crystalline solids defined by the particles and bonds involved: ionic crystals made of ions bonded by electrostatic forces, metallic crystals made of cations bonded by delocalized electrons, molecular crystals made of molecules bonded by weaker forces, and covalent network crystals made of covalently bonded atoms in a continuous structure. Each crystal type has distinct properties depending on the nature of the particles and bonds.
Electrochemistry deals with converting between chemical and electrical energy. It has many applications including batteries, plating objects with metals, and nerve impulses. Electrochemical cells convert one type of energy to the other via redox reactions. They require an electrolyte solution, a conductor for electron transfer, and a salt bridge for ion movement. Batteries contain electrochemical cells and store chemical energy for later electrical use. Common battery types include lead-acid batteries in vehicles and various fuel cells.
The document discusses vapor pressure of liquids. It defines vapor pressure as the pressure exerted by the gas in equilibrium with the liquid in a closed container at a given temperature. Vapor pressure increases with temperature as molecules need more energy to overcome intermolecular forces and evaporate from the liquid. It also discusses how properties like heat of vaporization and intermolecular forces affect a liquid's vapor pressure and boiling point.
Schleiden & Schwann were responsible for the second postulate of the Cell Theory that all living things are made of cells. Anton van Leeuwenhoek was integral to the development of the Cell Theory because he was the first to observe living cells using microscopes he had constructed. Some statements that are considered true include that some living things can exist without cells and that the ability to reproduce does not immediately mean something is a living thing. Viruses are generally considered non-living things.
ESA/ACT Science Coffee: Diego Blas - Gravitational wave detection with orbita...Advanced-Concepts-Team
Presentation in the Science Coffee of the Advanced Concepts Team of the European Space Agency on the 07.06.2024.
Speaker: Diego Blas (IFAE/ICREA)
Title: Gravitational wave detection with orbital motion of Moon and artificial
Abstract:
In this talk I will describe some recent ideas to find gravitational waves from supermassive black holes or of primordial origin by studying their secular effect on the orbital motion of the Moon or satellites that are laser ranged.
Authoring a personal GPT for your research and practice: How we created the Q...Leonel Morgado
Thematic analysis in qualitative research is a time-consuming and systematic task, typically done using teams. Team members must ground their activities on common understandings of the major concepts underlying the thematic analysis, and define criteria for its development. However, conceptual misunderstandings, equivocations, and lack of adherence to criteria are challenges to the quality and speed of this process. Given the distributed and uncertain nature of this process, we wondered if the tasks in thematic analysis could be supported by readily available artificial intelligence chatbots. Our early efforts point to potential benefits: not just saving time in the coding process but better adherence to criteria and grounding, by increasing triangulation between humans and artificial intelligence. This tutorial will provide a description and demonstration of the process we followed, as two academic researchers, to develop a custom ChatGPT to assist with qualitative coding in the thematic data analysis process of immersive learning accounts in a survey of the academic literature: QUAL-E Immersive Learning Thematic Analysis Helper. In the hands-on time, participants will try out QUAL-E and develop their ideas for their own qualitative coding ChatGPT. Participants that have the paid ChatGPT Plus subscription can create a draft of their assistants. The organizers will provide course materials and slide deck that participants will be able to utilize to continue development of their custom GPT. The paid subscription to ChatGPT Plus is not required to participate in this workshop, just for trying out personal GPTs during it.
PPT on Direct Seeded Rice presented at the three-day 'Training and Validation Workshop on Modules of Climate Smart Agriculture (CSA) Technologies in South Asia' workshop on April 22, 2024.
Immersive Learning That Works: Research Grounding and Paths ForwardLeonel Morgado
We will metaverse into the essence of immersive learning, into its three dimensions and conceptual models. This approach encompasses elements from teaching methodologies to social involvement, through organizational concerns and technologies. Challenging the perception of learning as knowledge transfer, we introduce a 'Uses, Practices & Strategies' model operationalized by the 'Immersive Learning Brain' and ‘Immersion Cube’ frameworks. This approach offers a comprehensive guide through the intricacies of immersive educational experiences and spotlighting research frontiers, along the immersion dimensions of system, narrative, and agency. Our discourse extends to stakeholders beyond the academic sphere, addressing the interests of technologists, instructional designers, and policymakers. We span various contexts, from formal education to organizational transformation to the new horizon of an AI-pervasive society. This keynote aims to unite the iLRN community in a collaborative journey towards a future where immersive learning research and practice coalesce, paving the way for innovative educational research and practice landscapes.
hematic appreciation test is a psychological assessment tool used to measure an individual's appreciation and understanding of specific themes or topics. This test helps to evaluate an individual's ability to connect different ideas and concepts within a given theme, as well as their overall comprehension and interpretation skills. The results of the test can provide valuable insights into an individual's cognitive abilities, creativity, and critical thinking skills
(June 12, 2024) Webinar: Development of PET theranostics targeting the molecu...Scintica Instrumentation
Targeting Hsp90 and its pathogen Orthologs with Tethered Inhibitors as a Diagnostic and Therapeutic Strategy for cancer and infectious diseases with Dr. Timothy Haystead.
Or: Beyond linear.
Abstract: Equivariant neural networks are neural networks that incorporate symmetries. The nonlinear activation functions in these networks result in interesting nonlinear equivariant maps between simple representations, and motivate the key player of this talk: piecewise linear representation theory.
Disclaimer: No one is perfect, so please mind that there might be mistakes and typos.
dtubbenhauer@gmail.com
Corrected slides: dtubbenhauer.com/talks.html
ESR spectroscopy in liquid food and beverages.pptxPRIYANKA PATEL
With increasing population, people need to rely on packaged food stuffs. Packaging of food materials requires the preservation of food. There are various methods for the treatment of food to preserve them and irradiation treatment of food is one of them. It is the most common and the most harmless method for the food preservation as it does not alter the necessary micronutrients of food materials. Although irradiated food doesn’t cause any harm to the human health but still the quality assessment of food is required to provide consumers with necessary information about the food. ESR spectroscopy is the most sophisticated way to investigate the quality of the food and the free radicals induced during the processing of the food. ESR spin trapping technique is useful for the detection of highly unstable radicals in the food. The antioxidant capability of liquid food and beverages in mainly performed by spin trapping technique.
2. Learning Competencies:
• Describe how various factors influence the rate of a reaction. (STEM_GC11CK-IIIi-j-130),
• Explain the effect of temperature on the rate of a reaction,(STEM_GC11CK-IIII-J-135),
• Explain reactions qualitatively in terms of molecular collisions, (STEM-GC11CK-IIIi-j136),
• Explain activation energy and how a catalyst affects the reaction rate (STEM-GC11CK-
IIIij137), Cite and differentiate the types of catalysts, (STEM-GC11CK-IIIi-j138), (LAB)
• Determine the effect of various factors on the rate of reaction. (STEM-GC11CK-IIIi-j139)
3. What are examples of chemical reactions that
happen too quickly or too slowly?
4. Rate of reaction is a
measure of how fast a
reaction takes place. The
rate of a reaction is often
expressed as a change in
amount or concentration of
a substance (reactant or
product) per unit time.
Chemical kinetics is the
study of rates of reactions
and factors that affect them.