1.

If a reaction , A+B to C , is exothermic to the extent of 30kJ//mol and the forward reaction has an activation energy 70kJ//mol, the activation energy for the reverse reaction is

Answer»

`30kJ//mol`
`40kJ//mol`
`70kJ//mol`
`100kJ//mol`

SOLUTION :
Activation ENERGY for BACKWARD reaction `=100kJ`


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