Match the following terms and definitions. 1. Two or more units are added together to form a new compound 2. When a reversible reaction is occurring in both directions at the same rate 3. All of the chemical reactions in the organism for maintenance of the process of life 4. The reactants used to form the products can also be formed from the products 5. That which is produced as a result of a chemical reaction 6. The energy required to start a chemical reaction 7. Chemical reaction in which the substrates trade constituent parts 8. The concentration of reactant product influences the rate and net direction of a reversible reaction 9. The compound is broken into its constituent parts a. Decomposition b. Activation energy c. Law of mass action d. Product e. Exchange reaction f. Reversible reaction g. Chemical equilibrium h. Metabolism i. Synthesis reaction