Question

which components of an endothermic reaction have a higher heat content?-reactants-products-reaction vessel-water

Answer 1

Please, observe that it is not right to say that a substance content heat.

Heat is not something that a body or substance content. Heat is the transmission of energy due to difference of temperatures.

An endothermic reactions is that where the reactants abosorb energy from the surroundings to occur. The products, then, will be higher in energy than the reactants while the surroundings get colder.

Answer 2

the answer is products