'Gas expands' presentation slideshows

Topic 10: Thermal physics 10.2 Processes

Topic 10: Thermal physics 10.2 Processes. The first law of thermodynamics 10.2.1 Deduce an expression for the work involved in a volume change of a gas at constant pressure. 10.2.2 State the first law of thermodynamics.

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Chapter 12

Chapter 12. The Laws of Thermodynamics. Principles of Thermodynamics. Energy is conserved FIRST LAW OF THERMODYNAMICS Examples: Engines (Internal -> Mechanical) Friction (Mechanical -> Internal) All processes must increase entropy SECOND LAW OF THERMODYNAMICS

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Second law of Thermodynamics

Second law of Thermodynamics. A gas expands to fill the available volume. A hot body cools to the temperature of its surroundings. A chemical reaction runs in one direction rather than another.

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