Using Audience Awareness to Contextualize Your Research Goals. A persuasive problem statement consists of three parts: 1) the ideal, 2) the reality, and 3) the consequences for the reader of the feasibility report. Well constructed problem statements will convince your audience that the problem is real and worth having you investigate.
A chemical reaction is a process in which one set of chemical substances (reactants) is converted into another (products). It involves making and breaking chemical bonds and the rearrangement of atoms.
What happens to a chemical bond during a chemical reaction? Chemical reactions always involve changes in the chemical bonds  that join atoms in compounds. At least one chemical bond is broken  or formed during a chemical reaction.