The Quiz
Chapter Listing
Home: Journey to the Clapeyron-Clausius Equation
Chapter One: The Gibbs Equation
Chapter Two: The Tds Equation
Chapter Three: The Maxwell Relations
Chapter Four: The Clapeyron Equation
Chapter Five: The Clapeyron-Clausius Equation
Experiment: Complete the Journey From Home: Fun Experiment!
Real World Applications: The Sky's the Limit with the Clapeyron-Clausius Equation
HELP I'M NOT READY TAKE ME BACK! - The Clapeyron-Clausius Equation
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Preliminary task:
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Question 1: Gibbs
1a - What is Gibbs' Equation?
1b- What is a use of Gibbs' Equation in chemistry?
1c- What is a use of Gibbs' Equation in thermodynamics?
Question 2: Tds Relations
2a- In a closed reversible system, what two types of energy can be ignored?
2b- What is an equation for work done relating to pressure?
2c- What are both of the Tds relations?
Question 3: Maxwell Relations
3a - What is the internal energy relation?
3b- What is the enthalpy relation?
3c- What is the Gibbs relation?
3d- What is the Helmholtz relation?
Question 4: Clapeyron Equation
4a - Which two previous equations/relations can be manipulated to get the Clapeyron Equation?
4b - What is the Clapeyron Equation?
4c - If a substance is going through phase transition and which involves contraction, will sat(dP/dT) be negative or positive?
Question 5: Clapeyron-Clausius Equation
5a - What assumptions must be made to use the Clapeyron-Clausius equation?
5b - What is the Clapeyron-Clausius Equation?
5c - The vapour pressure of a substance is 150 Pa at 21°C and has a heat of vaporisation of 55.8 kJ/mol. What is the vapour pressure of the substance at 66 °C?
5d - The vapour pressure of a substance is 229 Pa at 50 °C and 300 Pa at 97 °C, what is the enthalpy change of the substance when changing from liquid to vapour?
Wait. How is this useful?! - The Sky's the Limit with the Clapeyron-Clausius Equation
Extra reading links:
Example Questions Using The Equation
Extra Reading on the Gibbs Equation
A More Mathematical Approach to Deriving Thermodynamic Relations