The electron affinity of a hypothetical element `'A'` is `3eV` per atom. How much energy in kcal is
Channel: Doubtnut
Date: 12/04/2020

The electron affinity of a hypothetical element `'A'` is `3eV` per atom. How much energy in kcal is released when `10g` of `'A'` is completely converted of `A^(-)` ion in a gaseous state ?   `(1 eV=23" kcal mol"^(-1)`, Molar mass of `A=30g)`