The activation energy of a forward reaction and backward reaction are 80 K. Joules and 120 K. Joules respectively. The enthalpy of the reaction is

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The activation energy of a forward reaction and backward reaction are 80 K. Joules and 120 K. Joules respectively. The enthalpy of the reaction is

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40 K. Joules

-60K. Joules

-40K. Joules

60 K. Joules

answer is C.

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Detailed Solution

$Δ H = A c t i v a t i o n energy of Forward reaction -Activation energy of backward reaction$

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