Enthalpy and Entropy Contributions to K (18.4.1) Flashcards

1
Q

• The standard Gibbs free energy change of reaction (∆G°) is related to the equilibrium constant (Keq).

A

• The standard Gibbs free energy change of reaction (∆G°) is related to the equilibrium constant (Keq).

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

• The equilibrium constant is related to both the ∆H° and the ∆S° in the following way: ln Keq = ∆H°/(RT) + ∆S°/R.

A

• The equilibrium constant is related to both the ∆H° and the ∆S° in the following way: ln Keq = ∆H°/(RT) + ∆S°/R.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

• At high temperatures, ∆S° determines whether ∆G° is positive or negative; at low temperatures, ∆H° determines whether ∆G° is positive or negative.

A

• At high temperatures, ∆S° determines whether ∆G° is positive or negative; at low temperatures, ∆H° determines whether ∆G° is positive or negative.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly