Find the entropy change that occurs

Reference no: EM131011957

1. Find the entropy change that occurs when 2.0 kg of water at 90 °C is mixed with 3.0 kg of water at 20 °C.

2. A 0.50 kg piece of iron at 100 °C is dropped into a bucket containing a mixture of ice and water. Some ice remains after the iron, ice, and water come to equilibrium.

Find the total change in entropy.

Reference no: EM131011957

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