Question

A chemical reaction in which energy is absorbed is known as the a. exothermic reaction. b. endothermic reaction. C. explosion Which of the following is not an exothermic reaction? a. Combustion b. Melting c. Respiration A chemical equation is a representation of a chemical change in terms of a. number of reactants. b. chemical energy. C. symbols and formulae of the reactants and products.​tggg

Answer 1

1. A chemical reaction in which energy is absorbed is known as the endothermic reaction
2. Which of the following is not an exothermic reaction? Melting
3. A chemical equation is a representation of a chemical change in terms of  symbols and formulae of the reactants and products.