Mastering Chemistry Questions

3 September 2022

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question

What can be said about an endothermic reaction with a negative entropy change?

answer

spontaneous in the reverse direction at all temperatures.

question

What can be said about an exothermic reaction with a negative entropy change?

answer

spontaneous at low temperatures.

question

A reaction in which the entropy of the system increases can be spontaneous only if it is exothermic.

answer

false

question

A reaction in which the entropy of the system increases can be spontaneous only if it is endothermic.

answer

false

question

A reaction in which the entropy of the system decreases can be spontaneous only if it is exothermic.

answer

true