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15 A small block of copper with a specific of 100 calories C is initially...

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15 A small block of copper with a specific of 100 calories C is initially at a temperature of 540 C It is ther dropped into a large on entropy of the combined system after equilibrium is established JNU 2011 JNU 2013 16 a Decreases by 100 calories K c Decreases by 270 calories K b Increases by 171 calories K d Increases by 70 calories K Identify the correct statement a The entropy of a system always increases when it undergoes an irreversible process

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