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Chemistry - Thermochemistry Question with Solution | TestHub

ChemistryThermochemistryMiscelleneous EnthalpiesEasy2 minQB

ChemistryEasysingle choice

At $0^{\circ} C$ the enthalpy of sublimation of ice is 51 kJ/mol and the enthalpy of fusion is 6 kJ/mol. The enthalpy of vapourisation of water at $0^{\circ} C$ is:

Options:

Answer:

Solution:

$Δ H_{s u b} = Δ H_{f u s} + Δ H_{v a p}$ .

$Δ H_{v a p} = 51 - 6 = 45 kJ/mol$ .

Answer: (A).

Stream:JEESubject:ChemistryTopic:ThermochemistrySubtopic:Miscelleneous Enthalpies

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