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# $E_a$ of a Reversible Reaction

APCHEM-UQEUMD

Which of the following applies to a reaction where the activation energy is the same for the reverse reaction as for the forward reaction?

A

$ΔS$ for the reaction is zero.

B

$ΔH$ for the reaction is zero.

C

The reaction is zero order overall.

D

A catalyst is present.