An energy diagram shows reactants at and products at

CHEMISTRY · Subjective · A Level · Chemistry · Energetics · Energetics

Problem

An energy diagram shows reactants at

60\,\text{kJ}\,\text{mol}^{-1}

and products at

25\,\text{kJ}\,\text{mol}^{-1}

. Describe whether the reaction is endothermic or exothermic and justify your choice with the sign of

\Delta H