1.

If DeltaH is the change in enthalpy and DeltaE the change in internal energy accompanying a gaseous reaction

Answer»

`DeltaH` is ALWAYS GREATER than `DeltaE`
`DeltaH LT DeltaE` only if the number of moles of the PRODUCTS is greater than the number of the reactants
`DeltaH` is always LESS than `DeltaE`
`DeltaH lt DeltaE` only if the number of moles of the products is less than number of moles of the reactants

Answer :D


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