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In which one of the following cases, Del...

In which one of the following cases, `Delta H and DeltaU` are not equal to each other?

A

The reaction involves no gaseous reactant product

B

The number of moles of gaseous reactants and gaseous products is not equal to each other

C

The number of moles of gaseous reactants and gaseous products is equal to each other

D

The process is carried out in a closed vessel

Text Solution

Verified by Experts

The correct Answer is:
B
`DeltaH=DeltaU+Deltan_(R)RT,DeltaH ne DeltaU`
when `Deltan_(g)ne0`.
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