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Ch.17
CHEM 2
Question | Answer |
---|---|
When a system is at equilibrium, ________. | The process is not spontaneous in either direction |
A reversible process is one that ________. | Can be reversed with no net change in either system or surroundings |
The entropy of the universe is ________. | Continually increasing |
ΔS is positive for the reaction ________. | C3H8 (g) + 5 O2 (g) → 3CO2 (g) + 4 H2O (g) |
Of the following, only ________ is not a state function. | q |
The first law of thermodynamics can be given as ________. | ΔE = q + w |
A reaction that is spontaneous as written ________. | Will proceed without outside intervention. |
For an isothermal process, ΔS = ________. | qrev/T |
The thermodynamic quantity that expresses the extent of randomness in a system is ________. | Entropy |
The second law of thermodynamics states that ________. | For any spontaneous process, the entropy of the universe increases. |