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Che102 lecture3 pre_lecture
The document discusses different aspects of concentration of solutions, including:
1. Qualitatively, solutions can be dilute or concentrated. Quantitatively, concentration can be measured by mass percent, parts per million/billion, mole fraction, molarity, or molality.
2. Factors that affect solubility include structural factors like "like dissolves like", pressure effects both from external pressure and gas solubility related to Henry's Law, and temperature effects which vary for gases, salts, and other solutes.
3. Colligative properties depend on the number of solute particles and include vapor pressure lowering, boiling point elevation, melting point depression, and osmotic pressure.
Holocaust
Here are some of the names and brief details of child victims of the Holocaust:
- Judith Schwed from Hungary, died at age 12 in Auschwitz concentration camp.
- Herta Scheer-Krygier from Germany, died at age 21 in Auschwitz concentration camp.
- Peter Winternitz from Czechoslovakia, died at age 21 in Auschwitz concentration camp.
- Henoch Kornfeld from Poland, died at age 31⁄2.
models of prevention
This document discusses several models of health and prevention, including:
- The clinical model views health as the absence of disease symptoms and illness as the presence of symptoms.
- Role performance model sees health as the ability to perform social roles like work and family duties. Illness prevents these roles.
- Adaptive model defines health as positively adapting to changes, while illness is a failure to adapt.
- Several models emphasize the interaction between agents, hosts, and environments in determining health and disease risk.
Tour d'Australie
This document provides a tour of landmarks across Australia, listing locations in Western Australia, South Australia, Victoria, Tasmania, New South Wales, Queensland, and the Northern Territory. Key stops include the Pinnacles in Western Australia, McLaren Vale in South Australia, the Twelve Apostles in Victoria, Cradle Mountain in Tasmania, Sydney Harbour Bridge and Opera House in New South Wales, the Great Barrier Reef in Queensland, Uluru in the Northern Territory, and Kakadu National Park waterfalls. The tour highlights natural wonders and iconic sites across multiple Australian states and territories.
Biopsy - Oral diagnosis
Laboratory examinations are used to supplement physical examinations by confirming or ruling out possible diagnoses. The selection of laboratory tests should be based on the clinical information they can provide. Biopsies are commonly used to establish diagnoses in cases of suspected neoplastic disease by removing tissue samples for microscopic examination. Proper handling and preparation of biopsy specimens is important for accurate microscopic analysis and diagnosis.
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Che102 lecture3 pre_lecture
The document discusses different aspects of concentration of solutions, including:
1. Qualitatively, solutions can be dilute or concentrated. Quantitatively, concentration can be measured by mass percent, parts per million/billion, mole fraction, molarity, or molality.
2. Factors that affect solubility include structural factors like "like dissolves like", pressure effects both from external pressure and gas solubility related to Henry's Law, and temperature effects which vary for gases, salts, and other solutes.
3. Colligative properties depend on the number of solute particles and include vapor pressure lowering, boiling point elevation, melting point depression, and osmotic pressure.
Holocaust
Here are some of the names and brief details of child victims of the Holocaust:
- Judith Schwed from Hungary, died at age 12 in Auschwitz concentration camp.
- Herta Scheer-Krygier from Germany, died at age 21 in Auschwitz concentration camp.
- Peter Winternitz from Czechoslovakia, died at age 21 in Auschwitz concentration camp.
- Henoch Kornfeld from Poland, died at age 31⁄2.
models of prevention
This document discusses several models of health and prevention, including:
- The clinical model views health as the absence of disease symptoms and illness as the presence of symptoms.
- Role performance model sees health as the ability to perform social roles like work and family duties. Illness prevents these roles.
- Adaptive model defines health as positively adapting to changes, while illness is a failure to adapt.
- Several models emphasize the interaction between agents, hosts, and environments in determining health and disease risk.
Tour d'Australie
This document provides a tour of landmarks across Australia, listing locations in Western Australia, South Australia, Victoria, Tasmania, New South Wales, Queensland, and the Northern Territory. Key stops include the Pinnacles in Western Australia, McLaren Vale in South Australia, the Twelve Apostles in Victoria, Cradle Mountain in Tasmania, Sydney Harbour Bridge and Opera House in New South Wales, the Great Barrier Reef in Queensland, Uluru in the Northern Territory, and Kakadu National Park waterfalls. The tour highlights natural wonders and iconic sites across multiple Australian states and territories.
Biopsy - Oral diagnosis
Laboratory examinations are used to supplement physical examinations by confirming or ruling out possible diagnoses. The selection of laboratory tests should be based on the clinical information they can provide. Biopsies are commonly used to establish diagnoses in cases of suspected neoplastic disease by removing tissue samples for microscopic examination. Proper handling and preparation of biopsy specimens is important for accurate microscopic analysis and diagnosis.