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13 Dec 2019

For a spontaneous exothermic process, which of the following must be true?

A) ?G must be positive.

B) ?S must be positive.

C) ?S must be negative.

D) Two of the above must be true.

E) None of the above (a-c) must be true.

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17 Dec 2019

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Which of the following must be true for a spontaneous exothermic process?

Which of the following is not true?a) A spontaneous process need not occur immediately.b) A spontaneous process is one that can proceed on its own.c) The reverse of a nonspontaneous process is always spontaneous.d) A spontaneous process must be exothermic and must have an increase in entropy

Which of the following statements is true?
a) In any spontaneous process, the entropy of the system alwaysincreases.
b) All spontaneous processes are exothermic.
c) Any spontaneous process is accompanied by a positive free energychange.
d) In order for a process to be spontaneous, the process must beexothermic and the entropy of the system must increase.
e) None of the statements above are true.

I know the answer is e, but I don't know why the other answers werefalse and was hoping that someone could shine some light as to whya-d are false. Thanks!

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For a spontaneous exothermic process, which of the following must be true?

A) ?G must be positive.

B) ?S must be positive.

C) ?S must be negative.

D) Two of the above must be true.

E) None of the above (a-c) must be true.

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For a spontaneous exothermic process, which of the following must be true? A) ?G must be positive. B) ?S must be positive. C) ?S must be negative. D) Two of the above must be true. E) None of the above (a-c) must be true.

Unlock all answers

Related textbook solutions

Basic Chemistry

Principles of Chemistry Molecular Approach

Principles of Chemistry Molecular Approach

Chemistry: Structure and Properties

Chemistry: A Molecular Approach

Chemistry: A Molecular Approach

Principles of Chemistry: A Molecular Approach

Chemistry: The Central Science

Related questions

Weekly leaderboard

For a spontaneous exothermic process, which of the following must be true?

A) ?G must be positive.

B) ?S must be positive.

C) ?S must be negative.

D) Two of the above must be true.

E) None of the above (a-c) must be true.