What does Equation 15.4 in thermodynamics link together?

Thermodynamics: Gibbs Energy and Equilibrium

Interactive Video
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Chemistry, Physics, Science
•
11th - 12th Grade
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Hard

Patricia Brown
FREE Resource
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Standard Gibbs energy change and temperature
Equilibrium constant and standard Gibbs energy change
Equilibrium constant and enthalpy change
Enthalpy change and temperature
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the significance of Equation 15.4 in thermodynamics?
It links the equilibrium constant to the standard Gibbs energy change
It determines the pressure of a reaction
It predicts the temperature of a reaction
It calculates the volume of a reaction
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does a large positive value of K indicate about ΔG standard?
ΔG standard is negative
ΔG standard is undefined
ΔG standard is positive
ΔG standard is zero
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does the natural logarithm of K in the equation signify?
It indicates the reaction is endothermic
It relates to the spontaneity of the reaction
It is unrelated to the reaction
It shows the reaction is exothermic
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the role of the negative sign in the equation relating K and ΔG?
It indicates a direct relationship
It shows an inverse relationship
It has no significance
It indicates a proportional relationship
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the derivation of the equation, what is the simplest reaction model considered?
One mole of reactant produces one mole of product
One mole of reactant produces two moles of product
Two moles of reactant produce two moles of product
Two moles of reactant produce one mole of product
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the expression for Gibbs energy of any substance according to Chapter 14?
Standard Gibbs energy minus RT logarithm of activity
Standard Gibbs energy divided by RT logarithm of activity
Standard Gibbs energy plus RT logarithm of activity
Standard Gibbs energy times RT logarithm of activity
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