# Question

A quantity of an ideal gas undergoes an isothermal expansion at 20 oC and does 3.0 x 103 J of work on its surroundings in the process.

(a) Will the entropy of the gas (1) increase, (2) remain the same, or (3) decrease? Explain.

(b) What is the change in the entropy of the gas?

(a) Will the entropy of the gas (1) increase, (2) remain the same, or (3) decrease? Explain.

(b) What is the change in the entropy of the gas?

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