1 The graph below is a potential energy diagram for the

Last updated: 4/27/2023

1 The graph below is a potential energy diagram for the hypothetical reaction A B C D Potential energy kJ 88888898820 60 40 30 Reaction coordinate C D a Is the forward reaction endothermic or exothermic Calculate the value of AH for this reaction b What is the value of the potential energy of the activated complex c Calculate the activation energy EA for the forward reaction d Draw a dashed line to show the effect of adding a catalyst to the system which decreases E by 20