The reaction pathway for the forward reaction in a reversible reaction is shown. Which statement is correct?
- AThe activation energy of the reverse reaction is $+80\,\text{kJ mol}^{-1}$.
- BThe enthalpy change for the forward reaction is $+30\,\text{kJ mol}^{-1}$.
- CThe enthalpy change for the forward reaction is $+50\,\text{kJ mol}^{-1}$.
- DThe enthalpy change for the reverse reaction is $+30\,\text{kJ mol}^{-1}$.