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AP Chemistry/Unit 9: Applications of Thermodynamics
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Processes with a Decrease in Entropy

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Which of the following processes results in a decrease in the entropy of the system?

A

The dissolution of salt in water.

B

The direct condensation of water vapor into liquid water.

C

The vaporization of liquid water into steam.

D

The reaction converting 2 moles of gas to 3 moles of gas.

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