Calculate the entropy change of the universe

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Reference no: EM131326148

Calculate the entropy change of the universe as a result of the following processes:

(a) A copper block of 0.4 kg mass and with heat capacity at constant pressure of 150J/K at 100°C is placed in a lake at 100°C.

(b) The same block at 100C is dropped from a height of 100m into the lake.

Reference no: EM131326148

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