Assuming that water vapour is an ideal gas, the internal energy change (ΔU) when 1mol of water is vapourised at 1bar pressure and 100∘C. (Given: Molar enthalpy of vapourisation of water at 1bar and 373K=41kJmol−1 and R=8.3Jmol−1K−1 will be )
4.100kJmol−1
3.7904kJmol−1
37.904kJmol−1
41.00kJmol−1
A
4.100kJmol−1
B
3.7904kJmol−1
C
37.904kJmol−1
D
41.00kJmol−1
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Q1
Assuming that water vapour is an ideal gas, the internal energy change (ΔU) when 1mol of water is vapourised at 1bar pressure and 100∘C. (Given: Molar enthalpy of vapourisation of water at 1bar and 373K=41kJmol−1 and R=8.3Jmol−1K−1 will be )
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Assuming that water vapour is an ideal gas, the internal energy change (∆U) when 1 mol of water is vapourised at 1 bar pressure and 100∘ C, (given : molar enthalpy of vapourisation of water at 1 bar and 373 K = 41 kJ mol−1 and R = 8.3 J mol−1 K−1 ) will be
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