1. List the metals that reacted with warm water: Ca and Mg
But, for those metal did react in hot water: Fe and Pb
Cu and Ag can\'t react with all hot and warm water becuase they stand behind H as show:
electrolysis
Pt2+
2.For those metals that did react, write molecular and net-ionic equations:
a.) Ca(s) + 2 H2O(l) ------> Ca(OH)2(aq) + H2(g)
Ca(s) + 2H2O(l) -------> Ca2+(aq) + 2OH-(aq) + H2(g)
b.) Mg(s) + 2H2O(l) ------> Mg(OH)2(s) + H2(g) (on net-ionic)
c.) Fe(s) + 2H2O(l)(hot water) -----> Fe(OH)2(s) + H2(g) (no net-ionic)
d.) Pb(s) + 2H2O(l)(hot water) -----> Pb(OH)2(s) + H2(g) (no net-ionic)
and all 4 metals Ca , Mg , Fe , Pb when they react with water give base solution, then they make
indicator: phenolphthalein changes to pink color.MetalIonReactivityExtractionKK+ reacts with
water (Mg reacts very slowly)
electrolysis
NaNa+LiLi+SrSr2+CaCa2+MgMg2+AlAl3+reacts with acidsCincluded for
comparisonMnMn2+ reacts with acidssmelting
with cokeZnZn2+CrCr2+FeFe2+CdCd2+CoCo2+NiNi2+SnSn2+PbPb2+H2H+included for
comparisonCuCu2+ may react with some strongly oxidizing acidsheat or
physical
extractionAgAg+HgHg2+AuAu3+Pt
Pt2+
Solution
1. List the metals that reacted with warm water: Ca and Mg
But, for those metal did react in hot water: Fe and Pb
Cu and Ag can\'t react with all hot and warm water becuase they stand behind H as show:
electrolysis
Pt2+
2.For those metals that did react, write molecular and net-ionic equations:
a.) Ca(s) + 2 H2O(l) ------> Ca(OH)2(aq) + H2(g)
Ca(s) + 2H2O(l) -------> Ca2+(aq) + 2OH-(aq) + H2(g)
b.) Mg(s) + 2H2O(l) ------> Mg(OH)2(s) + H2(g) (on net-ionic)
c.) Fe(s) + 2H2O(l)(hot water) -----> Fe(OH)2(s) + H2(g) (no net-ionic)
d.) Pb(s) + 2H2O(l)(hot water) -----> Pb(OH)2(s) + H2(g) (no net-ionic)
and all 4 metals Ca , Mg , Fe , Pb when they react with water give base solution, then they make
indicator: phenolphthalein changes to pink color.MetalIonReactivityExtractionKK+ reacts with
water (Mg reacts very slowly)
electrolysis
NaNa+LiLi+SrSr2+CaCa2+MgMg2+AlAl3+reacts with acidsCincluded for
comparisonMnMn2+ reacts with acidssmelting
with cokeZnZn2+CrCr2+FeFe2+CdCd2+CoCo2+NiNi2+SnSn2+PbPb2+H2H+included for
comparisonCuCu2+ may react with some strongly oxidizing acidsheat or
physical
extractionAgAg+HgHg2+AuAu3+Pt
Pt2+.
Step1 Equivalents of NaOH= .1146 x[19.25-.55]x10^.pdfsudheerforce
Step1 Equivalents of NaOH= .1146 x[19.25-.55]x10^-3 =2.14302x10^-3 Step2
Equivalents of acid = .225/E ; E be the equivalent eight of acid Step3 .225/E = 2.14302x10^-3
or E=105
Solution
Step1 Equivalents of NaOH= .1146 x[19.25-.55]x10^-3 =2.14302x10^-3 Step2
Equivalents of acid = .225/E ; E be the equivalent eight of acid Step3 .225/E = 2.14302x10^-3
or E=105.
More Related Content
Similar to 1. List the metals that reacted with warm water Ca and MgBut, for.pdf
Step1 Equivalents of NaOH= .1146 x[19.25-.55]x10^.pdfsudheerforce
Step1 Equivalents of NaOH= .1146 x[19.25-.55]x10^-3 =2.14302x10^-3 Step2
Equivalents of acid = .225/E ; E be the equivalent eight of acid Step3 .225/E = 2.14302x10^-3
or E=105
Solution
Step1 Equivalents of NaOH= .1146 x[19.25-.55]x10^-3 =2.14302x10^-3 Step2
Equivalents of acid = .225/E ; E be the equivalent eight of acid Step3 .225/E = 2.14302x10^-3
or E=105.
Since column chromatography substances are separa.pdfsudheerforce
Since column chromatography substances are separated on the basis of their
movement. As impurity atoms are less adsorbed in solution so their movement is less and we get
separated solution form impurity
Solution
Since column chromatography substances are separated on the basis of their
movement. As impurity atoms are less adsorbed in solution so their movement is less and we get
separated solution form impurity.
Oh group is removed by Br yes ther can be two ty.pdfsudheerforce
Oh group is removed by Br yes ther can be two types of isomers Br can be above
the plane or below the plane of ring
Solution
Oh group is removed by Br yes ther can be two types of isomers Br can be above
the plane or below the plane of ring.
Moles of Na2O2 = 2578=0.32 Moles of H2O = 12.11.pdfsudheerforce
Moles of Na2O2 = 25/78=0.32 Moles of H2O = 12.1/18=0.6722 Since Na2O2 is
the limiting reagent Heat released = 0.32*126 =40.32 kj
Solution
Moles of Na2O2 = 25/78=0.32 Moles of H2O = 12.1/18=0.6722 Since Na2O2 is
the limiting reagent Heat released = 0.32*126 =40.32 kj.
Is this a reduction oxidation reaction If so, wh.pdfsudheerforce
Is this a reduction oxidation reaction? If so, what you use is the periodic table.
Hydrogen will always have a +1 charge associated with it and Br and F are both halogens which
have a -1 charge associated with them. For your reaction, Hydrogen is staying constant at +1
while Br is going from -1 to 0 and F is going from 0 to -1. When atoms are bound to other atoms,
they display a charge. When they are not bound or in their natural state, the associated charge is
0. Since Br and F are both diatomic (2 atoms=natural state), their charges are 0. So hydrogen is
staying constant, Br is being oxidized and F is being reduced. Hope this helps!
Solution
Is this a reduction oxidation reaction? If so, what you use is the periodic table.
Hydrogen will always have a +1 charge associated with it and Br and F are both halogens which
have a -1 charge associated with them. For your reaction, Hydrogen is staying constant at +1
while Br is going from -1 to 0 and F is going from 0 to -1. When atoms are bound to other atoms,
they display a charge. When they are not bound or in their natural state, the associated charge is
0. Since Br and F are both diatomic (2 atoms=natural state), their charges are 0. So hydrogen is
staying constant, Br is being oxidized and F is being reduced. Hope this helps!.
Valley fever is the initial form of coccidioidomycosis infection. Th.pdfsudheerforce
Valley fever is the initial form of coccidioidomycosis infection. This initial, acute illness can
develop into a more serious disease, including chronic and disseminated coccidioidomycosis.
Microrganism is Coccidioides immitis
Acute coccidioidomycosis (valley fever)
The initial, or acute, form of coccidioidomycosis is often mild, with few, if any, symptoms.
When signs and symptoms do occur, they appear one to three weeks after exposure. They tend to
resemble those of the flu, and can range from minor to severe, including:
The rash that sometimes accompanies valley fever is made up of painful red bumps that may
later turn brown. The rash mainly appears on your lower legs, but sometimes on your chest, arms
and back. Others may have a raised red rash with blisters or eruptions that look like pimples.
If you don\'t become ill from valley fever, you may only find out you\'ve been infected when you
later have a positive skin or blood test or when small areas of residual infection (nodules) in the
lungs show up on a routine chest X-ray. Although the nodules typically don\'t cause problems,
they can look like cancer on X-rays.
If you do develop symptoms, especially severe ones, the course of the disease is highly variable.
It can take months to fully recover, and fatigue and joint aches can last even longer. The severity
of the disease depends on several factors, including your overall health and the number of fungus
spores you inhale.
Chronic coccidioidomycosis
If the initial coccidioidomycosis infection doesn\'t completely resolve, it may progress to a
chronic form of pneumonia. This complication is most common in people with weakened
immune systems.
Signs and symptoms include:
Disseminated coccidioidomycosis
The most serious form of the disease, disseminated coccidioidomycosis, occurs when the
infection spreads (disseminates) beyond the lungs to other parts of the body. Most often these
parts include the skin, bones, liver, brain, heart, and the membranes that protect the brain and
spinal cord (meninges).
The signs and symptoms of disseminated disease depend on which parts of your body are
affected and may include:
Solution
Valley fever is the initial form of coccidioidomycosis infection. This initial, acute illness can
develop into a more serious disease, including chronic and disseminated coccidioidomycosis.
Microrganism is Coccidioides immitis
Acute coccidioidomycosis (valley fever)
The initial, or acute, form of coccidioidomycosis is often mild, with few, if any, symptoms.
When signs and symptoms do occur, they appear one to three weeks after exposure. They tend to
resemble those of the flu, and can range from minor to severe, including:
The rash that sometimes accompanies valley fever is made up of painful red bumps that may
later turn brown. The rash mainly appears on your lower legs, but sometimes on your chest, arms
and back. Others may have a raised red rash with blisters or eruptions that look like pimples.
If you don\'t become ill from .
Yes,The interthalamic adhesion (also known as the mass intermedia or.pdfsudheerforce
Yes,The interthalamic adhesion (also known as the mass intermedia or middle commissure) is a
flattened band of tissue that connects both parts of the thalamus at their medial surfaces. The
medial surfaces form the upper part of the lateral wall to the third ventricle.
Solution
Yes,The interthalamic adhesion (also known as the mass intermedia or middle commissure) is a
flattened band of tissue that connects both parts of the thalamus at their medial surfaces. The
medial surfaces form the upper part of the lateral wall to the third ventricle..
Think of the X and Y as totally different events. The expected value.pdfsudheerforce
Think of the X and Y as totally different events. The expected value for X will be the middle of
the interval because all the points are equally weighted.
E(X) = 0.5
The same goes for Y.
E(Y) = 0.5
The triangle (0, 0.5) (0.5, 0) (0,0) has base=0.5 and height = 0.5
A = (1/2)(BH) = (1/2)(0.5)(0.5) = 0.125 = 1/8
Solution
Think of the X and Y as totally different events. The expected value for X will be the middle of
the interval because all the points are equally weighted.
E(X) = 0.5
The same goes for Y.
E(Y) = 0.5
The triangle (0, 0.5) (0.5, 0) (0,0) has base=0.5 and height = 0.5
A = (1/2)(BH) = (1/2)(0.5)(0.5) = 0.125 = 1/8.
There are two source terms in Maxwell’s equations, the static charge.pdfsudheerforce
There are two source terms in Maxwell’s equations, the static charge density and the dynamic
current density J.
Solution
There are two source terms in Maxwell’s equations, the static charge density and the dynamic
current density J..
The strengths of the Indian Parliamentary System of governanace1..pdfsudheerforce
The strengths of the Indian Parliamentary System of governanace:
1.Smooth functioning of the government through the legislature and administration when the
party enjoys majority in the Parliament.
2. Decision making is quick - Majority of the ruling party in the Parliament facilitates speedy
decision making and implementation of policies.
3. Flexible system - can quickly adapt to changing situations. During grave situations the
leadership can be changed without harassment like during the \"emergency\" period.
4. Transparent Administration - Executive remains ever vigilant to secure its future electoral
prospects and the Parliament controls the executive through the requirement of the party have the
confidence of the house and through the financial powers vested in the Parliament.This controls
the executive from misuse of power and funds.
5. A nation with so many varied groups get an opportunity for representation.
6. The executive and legislature are not totally separated and thus while the executive wing has
the freedom to act on policies and yet it is accountable to the Parliament for its actions.
Disadvantages:
1. Absolute majority in the Parliament brings about a tendency of the ruling party to be
dictatorial and engenders the possibilities of corruption.
2. Politicization of the administration as decision making takes into account the political
ramifications more than the merits of the decision.
3. Unsuitable for multi-party system as coalition governments bring about logjams and much
delayed decision making in the Parliament. The bureaucracy too lacks direction and leadership in
those times and the policy making and implemntation thereof \'crawls\' during such periods.
4. Unsuitable for managing crisis situations rapidly as the PM and his Council of Ministers have
the political ramifications weighing over them more so than the criticality of the situation that
they have to respond to.
The above is from data from the Net and personal experience.
Solution
The strengths of the Indian Parliamentary System of governanace:
1.Smooth functioning of the government through the legislature and administration when the
party enjoys majority in the Parliament.
2. Decision making is quick - Majority of the ruling party in the Parliament facilitates speedy
decision making and implementation of policies.
3. Flexible system - can quickly adapt to changing situations. During grave situations the
leadership can be changed without harassment like during the \"emergency\" period.
4. Transparent Administration - Executive remains ever vigilant to secure its future electoral
prospects and the Parliament controls the executive through the requirement of the party have the
confidence of the house and through the financial powers vested in the Parliament.This controls
the executive from misuse of power and funds.
5. A nation with so many varied groups get an opportunity for representation.
6. The executive and legislature are not totally separated and thus while .
Pulse code modulationPulse code modulation is a digital sign of a.pdfsudheerforce
Pulse code modulation:
Pulse code modulation is a digital sign of an analog signal that takes samples of the amplitude of
the analog signal at usual intervals. The sampled analog data is changed and then represented in
the form of binary data
Solution
Pulse code modulation:
Pulse code modulation is a digital sign of an analog signal that takes samples of the amplitude of
the analog signal at usual intervals. The sampled analog data is changed and then represented in
the form of binary data.
PFA JAVA program:
import java.io.*;
import java.util.*;
import java.text.*;
import java.math.*;
import java.util.regex.*;
public class Bus {
static int[] applyPulse(String registers, String pulses)
{
int[] register=new int[4];
int[] pulse=new int[3];
int i=0;
StringTokenizer st = new StringTokenizer(registers,\" \");
while (st.hasMoreElements()) {
register[i++]=Integer.parseInt(st.nextElement().toString());
}
i=0;
st = new StringTokenizer(pulses,\" \");
while (st.hasMoreElements()) {
pulse[i++]=Integer.parseInt(st.nextElement().toString());
}
//Now ewe have, register [0] is A, register [1] is AB,register [3] is C and register [4] is D
if(pulse[0]==1) // if L=1
{
register[1]=register[0];
register[2]=register[0];
}
if(pulse[0]==1) // if M=1
{
register[0]=register[3];
}
if(pulse[0]==1) // if N=1
{
register[1]=register[2];
register[3]=register[2];
}
return register;
}
public static void main(String[] args) {
Scanner sc= new Scanner(System.in);
System.out.println(\"Enter initial values of four regisers A B C D seperated by spaces\");
String registers=sc.nextLine();
System.out.println(\"Ener value of Clock Pulse L M N seperated by spaces\");
String pulses=sc.nextLine();
System.out.println(\"Values of registers A B C D respectively after applying pulse:\");
int[] arr=applyPulse(registers,pulses);
for(int i=0;i<4;i++)
{
System.out.print(arr[i]+\" \");
}
}
}
Solution
PFA JAVA program:
import java.io.*;
import java.util.*;
import java.text.*;
import java.math.*;
import java.util.regex.*;
public class Bus {
static int[] applyPulse(String registers, String pulses)
{
int[] register=new int[4];
int[] pulse=new int[3];
int i=0;
StringTokenizer st = new StringTokenizer(registers,\" \");
while (st.hasMoreElements()) {
register[i++]=Integer.parseInt(st.nextElement().toString());
}
i=0;
st = new StringTokenizer(pulses,\" \");
while (st.hasMoreElements()) {
pulse[i++]=Integer.parseInt(st.nextElement().toString());
}
//Now ewe have, register [0] is A, register [1] is AB,register [3] is C and register [4] is D
if(pulse[0]==1) // if L=1
{
register[1]=register[0];
register[2]=register[0];
}
if(pulse[0]==1) // if M=1
{
register[0]=register[3];
}
if(pulse[0]==1) // if N=1
{
register[1]=register[2];
register[3]=register[2];
}
return register;
}
public static void main(String[] args) {
Scanner sc= new Scanner(System.in);
System.out.println(\"Enter initial values of four regisers A B C D seperated by spaces\");
String registers=sc.nextLine();
System.out.println(\"Ener value of Clock Pulse L M N seperated by spaces\");
String pulses=sc.nextLine();
System.out.println(\"Values of registers A B C D respectively after applying pulse:\");
int[] arr=applyPulse(registers,pulses);
for(int i=0;i<4;i++)
{
System.out.print(arr[i]+\" \");
}
}
}.
D) four s bonds Pi bonds are double bonds as carb.pdfsudheerforce
D) four s bonds Pi bonds are double bonds as carbon cannot support them...four
valence electrons,
Solution
D) four s bonds Pi bonds are double bonds as carbon cannot support them...four
valence electrons,.
out of Africa hypothesis out of Africa hypothesis is about .pdfsudheerforce
\"out of Africa hypothesis\": \"out of Africa hypothesis\" is about the origin of human beings
from africa. this theory is highly acceptedby various researchers because of the strong evidence
of
Solution
\"out of Africa hypothesis\": \"out of Africa hypothesis\" is about the origin of human beings
from africa. this theory is highly acceptedby various researchers because of the strong evidence
of.
Leukocytes or WBC They are of two typesGranulocytes Neutrophils.pdfsudheerforce
Leukocytes or WBC: They are of two types:
Granulocytes: Neutrophils, eosinohils, and basophils
Agranulocytes: Monocytes and lymphocytes
Neutrophils: MOst numberous of all the WBC, make 60 - 80% of WBC. Upon Giemsa staining,
the granules take up both eosin red and methylene blue, thus appear purple color. The cytoplasm
stains blue with multilobed nucleus. Their number increases in pathological conditions like
infectionss.
Eosinophils: upto 6% of total WBC, their granules take up Eosin red and appear red to pink
colored, due to eosinophilic cationic protein that binds the dye. Cytoplasm stains blue, bilobed
nucleus. The number increases with conditions like parasitic manifestations and viral infections.
Basophils: Generally absent or rarely found in healthy people. Their granules take up methylene
blue due to negatively charged molecles like heparin present in them. They are responsible for
certian types of hypersensitivities. Their number increaes during allergies.
Monocytes: They have a slightly indented nucleus that occupies about half of the cell. They are
larger than other cells. The cytoplasm shows granules but are not conspicuously stained. They
are cells that have the function of phagocytosis, next to neutrophils.
Lymphocytes: Large nucleus that occupies most of the cell leaving a thin rim of cytoplasm. They
produce antibodies.Nucleus stains purple and cytoplasm blue. Their number increases in
conditions like leukemia.
Solution
Leukocytes or WBC: They are of two types:
Granulocytes: Neutrophils, eosinohils, and basophils
Agranulocytes: Monocytes and lymphocytes
Neutrophils: MOst numberous of all the WBC, make 60 - 80% of WBC. Upon Giemsa staining,
the granules take up both eosin red and methylene blue, thus appear purple color. The cytoplasm
stains blue with multilobed nucleus. Their number increases in pathological conditions like
infectionss.
Eosinophils: upto 6% of total WBC, their granules take up Eosin red and appear red to pink
colored, due to eosinophilic cationic protein that binds the dye. Cytoplasm stains blue, bilobed
nucleus. The number increases with conditions like parasitic manifestations and viral infections.
Basophils: Generally absent or rarely found in healthy people. Their granules take up methylene
blue due to negatively charged molecles like heparin present in them. They are responsible for
certian types of hypersensitivities. Their number increaes during allergies.
Monocytes: They have a slightly indented nucleus that occupies about half of the cell. They are
larger than other cells. The cytoplasm shows granules but are not conspicuously stained. They
are cells that have the function of phagocytosis, next to neutrophils.
Lymphocytes: Large nucleus that occupies most of the cell leaving a thin rim of cytoplasm. They
produce antibodies.Nucleus stains purple and cytoplasm blue. Their number increases in
conditions like leukemia..
The French Revolution, which began in 1789, was a period of radical social and political upheaval in France. It marked the decline of absolute monarchies, the rise of secular and democratic republics, and the eventual rise of Napoleon Bonaparte. This revolutionary period is crucial in understanding the transition from feudalism to modernity in Europe.
For more information, visit-www.vavaclasses.com
Unit 8 - Information and Communication Technology (Paper I).pdfThiyagu K
This slides describes the basic concepts of ICT, basics of Email, Emerging Technology and Digital Initiatives in Education. This presentations aligns with the UGC Paper I syllabus.
Welcome to TechSoup New Member Orientation and Q&A (May 2024).pdfTechSoup
In this webinar you will learn how your organization can access TechSoup's wide variety of product discount and donation programs. From hardware to software, we'll give you a tour of the tools available to help your nonprofit with productivity, collaboration, financial management, donor tracking, security, and more.
June 3, 2024 Anti-Semitism Letter Sent to MIT President Kornbluth and MIT Cor...Levi Shapiro
Letter from the Congress of the United States regarding Anti-Semitism sent June 3rd to MIT President Sally Kornbluth, MIT Corp Chair, Mark Gorenberg
Dear Dr. Kornbluth and Mr. Gorenberg,
The US House of Representatives is deeply concerned by ongoing and pervasive acts of antisemitic
harassment and intimidation at the Massachusetts Institute of Technology (MIT). Failing to act decisively to ensure a safe learning environment for all students would be a grave dereliction of your responsibilities as President of MIT and Chair of the MIT Corporation.
This Congress will not stand idly by and allow an environment hostile to Jewish students to persist. The House believes that your institution is in violation of Title VI of the Civil Rights Act, and the inability or
unwillingness to rectify this violation through action requires accountability.
Postsecondary education is a unique opportunity for students to learn and have their ideas and beliefs challenged. However, universities receiving hundreds of millions of federal funds annually have denied
students that opportunity and have been hijacked to become venues for the promotion of terrorism, antisemitic harassment and intimidation, unlawful encampments, and in some cases, assaults and riots.
The House of Representatives will not countenance the use of federal funds to indoctrinate students into hateful, antisemitic, anti-American supporters of terrorism. Investigations into campus antisemitism by the Committee on Education and the Workforce and the Committee on Ways and Means have been expanded into a Congress-wide probe across all relevant jurisdictions to address this national crisis. The undersigned Committees will conduct oversight into the use of federal funds at MIT and its learning environment under authorities granted to each Committee.
• The Committee on Education and the Workforce has been investigating your institution since December 7, 2023. The Committee has broad jurisdiction over postsecondary education, including its compliance with Title VI of the Civil Rights Act, campus safety concerns over disruptions to the learning environment, and the awarding of federal student aid under the Higher Education Act.
• The Committee on Oversight and Accountability is investigating the sources of funding and other support flowing to groups espousing pro-Hamas propaganda and engaged in antisemitic harassment and intimidation of students. The Committee on Oversight and Accountability is the principal oversight committee of the US House of Representatives and has broad authority to investigate “any matter” at “any time” under House Rule X.
• The Committee on Ways and Means has been investigating several universities since November 15, 2023, when the Committee held a hearing entitled From Ivory Towers to Dark Corners: Investigating the Nexus Between Antisemitism, Tax-Exempt Universities, and Terror Financing. The Committee followed the hearing with letters to those institutions on January 10, 202
Biological screening of herbal drugs: Introduction and Need for
Phyto-Pharmacological Screening, New Strategies for evaluating
Natural Products, In vitro evaluation techniques for Antioxidants, Antimicrobial and Anticancer drugs. In vivo evaluation techniques
for Anti-inflammatory, Antiulcer, Anticancer, Wound healing, Antidiabetic, Hepatoprotective, Cardio protective, Diuretics and
Antifertility, Toxicity studies as per OECD guidelines
Macroeconomics- Movie Location
This will be used as part of your Personal Professional Portfolio once graded.
Objective:
Prepare a presentation or a paper using research, basic comparative analysis, data organization and application of economic information. You will make an informed assessment of an economic climate outside of the United States to accomplish an entertainment industry objective.
How to Make a Field invisible in Odoo 17Celine George
It is possible to hide or invisible some fields in odoo. Commonly using “invisible” attribute in the field definition to invisible the fields. This slide will show how to make a field invisible in odoo 17.
Synthetic Fiber Construction in lab .pptxPavel ( NSTU)
Synthetic fiber production is a fascinating and complex field that blends chemistry, engineering, and environmental science. By understanding these aspects, students can gain a comprehensive view of synthetic fiber production, its impact on society and the environment, and the potential for future innovations. Synthetic fibers play a crucial role in modern society, impacting various aspects of daily life, industry, and the environment. ynthetic fibers are integral to modern life, offering a range of benefits from cost-effectiveness and versatility to innovative applications and performance characteristics. While they pose environmental challenges, ongoing research and development aim to create more sustainable and eco-friendly alternatives. Understanding the importance of synthetic fibers helps in appreciating their role in the economy, industry, and daily life, while also emphasizing the need for sustainable practices and innovation.
Embracing GenAI - A Strategic ImperativePeter Windle
Artificial Intelligence (AI) technologies such as Generative AI, Image Generators and Large Language Models have had a dramatic impact on teaching, learning and assessment over the past 18 months. The most immediate threat AI posed was to Academic Integrity with Higher Education Institutes (HEIs) focusing their efforts on combating the use of GenAI in assessment. Guidelines were developed for staff and students, policies put in place too. Innovative educators have forged paths in the use of Generative AI for teaching, learning and assessments leading to pockets of transformation springing up across HEIs, often with little or no top-down guidance, support or direction.
This Gasta posits a strategic approach to integrating AI into HEIs to prepare staff, students and the curriculum for an evolving world and workplace. We will highlight the advantages of working with these technologies beyond the realm of teaching, learning and assessment by considering prompt engineering skills, industry impact, curriculum changes, and the need for staff upskilling. In contrast, not engaging strategically with Generative AI poses risks, including falling behind peers, missed opportunities and failing to ensure our graduates remain employable. The rapid evolution of AI technologies necessitates a proactive and strategic approach if we are to remain relevant.
Read| The latest issue of The Challenger is here! We are thrilled to announce that our school paper has qualified for the NATIONAL SCHOOLS PRESS CONFERENCE (NSPC) 2024. Thank you for your unwavering support and trust. Dive into the stories that made us stand out!
2024.06.01 Introducing a competency framework for languag learning materials ...Sandy Millin
http://sandymillin.wordpress.com/iateflwebinar2024
Published classroom materials form the basis of syllabuses, drive teacher professional development, and have a potentially huge influence on learners, teachers and education systems. All teachers also create their own materials, whether a few sentences on a blackboard, a highly-structured fully-realised online course, or anything in between. Despite this, the knowledge and skills needed to create effective language learning materials are rarely part of teacher training, and are mostly learnt by trial and error.
Knowledge and skills frameworks, generally called competency frameworks, for ELT teachers, trainers and managers have existed for a few years now. However, until I created one for my MA dissertation, there wasn’t one drawing together what we need to know and do to be able to effectively produce language learning materials.
This webinar will introduce you to my framework, highlighting the key competencies I identified from my research. It will also show how anybody involved in language teaching (any language, not just English!), teacher training, managing schools or developing language learning materials can benefit from using the framework.
A Strategic Approach: GenAI in EducationPeter Windle
Artificial Intelligence (AI) technologies such as Generative AI, Image Generators and Large Language Models have had a dramatic impact on teaching, learning and assessment over the past 18 months. The most immediate threat AI posed was to Academic Integrity with Higher Education Institutes (HEIs) focusing their efforts on combating the use of GenAI in assessment. Guidelines were developed for staff and students, policies put in place too. Innovative educators have forged paths in the use of Generative AI for teaching, learning and assessments leading to pockets of transformation springing up across HEIs, often with little or no top-down guidance, support or direction.
This Gasta posits a strategic approach to integrating AI into HEIs to prepare staff, students and the curriculum for an evolving world and workplace. We will highlight the advantages of working with these technologies beyond the realm of teaching, learning and assessment by considering prompt engineering skills, industry impact, curriculum changes, and the need for staff upskilling. In contrast, not engaging strategically with Generative AI poses risks, including falling behind peers, missed opportunities and failing to ensure our graduates remain employable. The rapid evolution of AI technologies necessitates a proactive and strategic approach if we are to remain relevant.
1. List the metals that reacted with warm water Ca and MgBut, for.pdf
1. 1. List the metals that reacted with warm water: Ca and Mg
But, for those metal did react in hot water: Fe and Pb
Cu and Ag can't react with all hot and warm water becuase they stand behind H as show:
electrolysis
Pt2+
2.For those metals that did react, write molecular and net-ionic equations:
a.) Ca(s) + 2 H2O(l) ------> Ca(OH)2(aq) + H2(g)
Ca(s) + 2H2O(l) -------> Ca2+(aq) + 2OH-(aq) + H2(g)
b.) Mg(s) + 2H2O(l) ------> Mg(OH)2(s) + H2(g) (on net-ionic)
c.) Fe(s) + 2H2O(l)(hot water) -----> Fe(OH)2(s) + H2(g) (no net-ionic)
d.) Pb(s) + 2H2O(l)(hot water) -----> Pb(OH)2(s) + H2(g) (no net-ionic)
and all 4 metals Ca , Mg , Fe , Pb when they react with water give base solution, then they make
indicator: phenolphthalein changes to pink color.MetalIonReactivityExtractionKK+ reacts with
water (Mg reacts very slowly)
electrolysis
NaNa+LiLi+SrSr2+CaCa2+MgMg2+AlAl3+reacts with acidsCincluded for
comparisonMnMn2+ reacts with acidssmelting
with cokeZnZn2+CrCr2+FeFe2+CdCd2+CoCo2+NiNi2+SnSn2+PbPb2+H2H+included for
comparisonCuCu2+ may react with some strongly oxidizing acidsheat or
physical
extractionAgAg+HgHg2+AuAu3+Pt
Pt2+
Solution
1. List the metals that reacted with warm water: Ca and Mg
But, for those metal did react in hot water: Fe and Pb
Cu and Ag can't react with all hot and warm water becuase they stand behind H as show:
electrolysis
Pt2+
2.For those metals that did react, write molecular and net-ionic equations:
2. a.) Ca(s) + 2 H2O(l) ------> Ca(OH)2(aq) + H2(g)
Ca(s) + 2H2O(l) -------> Ca2+(aq) + 2OH-(aq) + H2(g)
b.) Mg(s) + 2H2O(l) ------> Mg(OH)2(s) + H2(g) (on net-ionic)
c.) Fe(s) + 2H2O(l)(hot water) -----> Fe(OH)2(s) + H2(g) (no net-ionic)
d.) Pb(s) + 2H2O(l)(hot water) -----> Pb(OH)2(s) + H2(g) (no net-ionic)
and all 4 metals Ca , Mg , Fe , Pb when they react with water give base solution, then they make
indicator: phenolphthalein changes to pink color.MetalIonReactivityExtractionKK+ reacts with
water (Mg reacts very slowly)
electrolysis
NaNa+LiLi+SrSr2+CaCa2+MgMg2+AlAl3+reacts with acidsCincluded for
comparisonMnMn2+ reacts with acidssmelting
with cokeZnZn2+CrCr2+FeFe2+CdCd2+CoCo2+NiNi2+SnSn2+PbPb2+H2H+included for
comparisonCuCu2+ may react with some strongly oxidizing acidsheat or
physical
extractionAgAg+HgHg2+AuAu3+Pt
Pt2+
