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Define an extensive property of a system and provide an example.
Define an extensive property of a system and provide an example.
An extensive property depends on the quantity of matter in the system. Example: mass.
What is an intensive property of a system? Give an example.
What is an intensive property of a system? Give an example.
An intensive property does not depend on the quantity of matter in the system. Example: temperature.
What does it mean for a thermodynamic system to be in a state?
What does it mean for a thermodynamic system to be in a state?
A thermodynamic system is in a state when all its thermodynamic properties are fixed.
How can the state of a system be changed?
How can the state of a system be changed?
According to the ideal gas equation, what does PV=nRT represent?
According to the ideal gas equation, what does PV=nRT represent?
What are the three state variables that determine the state of a system?
What are the three state variables that determine the state of a system?
What is the first law of thermodynamics equation?
What is the first law of thermodynamics equation?
Define the relationship between enthalpy and internal energy at constant pressure.
Define the relationship between enthalpy and internal energy at constant pressure.
What does it indicate if â–³n = 0 in a chemical reaction?
What does it indicate if â–³n = 0 in a chemical reaction?
In an exothermic reaction, how does â–³H compare to â–³E?
In an exothermic reaction, how does â–³H compare to â–³E?
What is the ideal gas equation for reactants and products involving gases at constant pressure and temperature?
What is the ideal gas equation for reactants and products involving gases at constant pressure and temperature?
Explain the energy profile diagram in the context of chemical reactions.
Explain the energy profile diagram in the context of chemical reactions.
What does Lavoisier and Laplace law state?
What does Lavoisier and Laplace law state?
Mathematically, how is the enthalpy change of a backward reaction related to the forward reaction?
Mathematically, how is the enthalpy change of a backward reaction related to the forward reaction?
Explain Hess's Law of Constant Heat Summation.
Explain Hess's Law of Constant Heat Summation.
How can the enthalpy change of a reaction be calculated using Hess's Law?
How can the enthalpy change of a reaction be calculated using Hess's Law?
What does Hess's Law imply about the change in enthalpy of a chemical reaction?
What does Hess's Law imply about the change in enthalpy of a chemical reaction?
Explain the scenario where Q2 > Q1 according to Hess's Law.
Explain the scenario where Q2 > Q1 according to Hess's Law.
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