In an energy diagram for the reaction

CHEMISTRY · Single correct · A Level · Chemistry · Kinetics · Kinetics

Problem

A \rightarrow B

, the reactants are at 65 kJ and the transition state is at 210 kJ, both relative to the same baseline. What is the activation energy,

E_a

, for the forward reaction? (a)

275\ \text{kJ}

(b)

65\ \text{kJ}

(c)

145\ \text{kJ}

(d)

210\ \text{kJ}