If the enthalpy of the products is lower than the enthalpy of the reactants, what kind of reaction is this?0 pointsEctothermicEndothermicExothermicEsmothermic

If the reactants have less energy than the products, what kind of a reaction must have taken place?

When enthalpy (ΔH) is positive, the reaction is… Group of answer choicesexothermicendothermic

If the heat of reaction, that is the enthalpy change ΔH, for a certain process, is +32 kJ, that process Question 3Select one:a.occurs rapidlyb.is exothermicc.is endothermicd.cannot occure.requires a catalyst

Which of the following describes an exothermic reaction?A.Hf, reactants = 0B.Hf, reactants = Hf, productsC.Hf, reactants > Hf, productsD.Hf, reactants < Hf, products

Because energy is _____ in an exothermic reaction, the products are lower in energy than the reactants.