Question

31.If water vapour is assumed to be a perfect gas, molar enthalpy change for
vapourisation of 1 mol of water at Ibar and 100°C is 41ký mol-1. Calculate the
internal energy change, when
a) 1 mol of water is vaporised at 1 bar pressure and 100°C.
b) 1 mol of water is converted into ice​

Answer 1

Answer:

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