Which change will correct the error in the diagram?
changing the N to S
reversing the arrows on the left to point toward the N
changing the Sto N
reversing the arrows on the right to point toward the S

In a particular chemical reaction, the energy of the reactants is 30 kj and the energy of the products is 5 kj. 
 the maximum energy of the system is 40 kj. sketch a potential energy diagram for this reaction. make sure to label the energy of the reactants, the energy of the products, the activation energy, and the enthalpy change for the reaction.