Consider the following figure for the reaction:
`A+Brarr M+N`

Answer the following:
(a) Energy level of `(A+B)`
(b) Energy level of `(M+N)`
(c ) Threshold energy level for the reaction.
(d) Energy of activation for the forward reaction.
(e) Energy of activation for the backward reaction.
(f) `DeltaH` or heat of reaction.

Explanation

(a) `Y+Z, (b) Z, (c ) X+Y+Z, (d) X, (e) X+Y, (f) Y`