Which of the following standard conditions is not correct about energy changes?

A. Standard temperature is 298K
B. B. Standard pressure is 1 atm
C. Concentration of the solution must be 1 mol/dm³
D. ΔH at 298 K is the activation energy

Correct Answer:

Option D – ΔH at 298 K is the activation energy

Explanation

The standard conditions of 1 atm pressure and 298K.