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For which of the following process, is negative? — Thermodynamics and Thermochemistry Chemistry Question

Question

For which of the following process, $\Delta S$ is negative?

Answer: B

💡 Solution & Explanation

Increasing the pressure of a gas from 1 atm to 8 atm decreases its volume (and thus positional microstates), leading to a decrease in entropy ($\Delta S < 0$).

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