Chemical reactions

5. Principle stating that mass in a closed system remains constant, regardless of the processes acting inside the system.
9. A chemical reaction that typically involves burning with oxygen and releases energy.
10. A property of an acid where the substance can destroy or irreversibly damage another substance by chemical action.
12. The color often associated with acids in pH indicators.
13. The gradual destruction of materials, usually metals, by chemical reactions with the environment.
15. The slow oxidation of iron in the presence of water and oxygen, forming iron oxide.
16. A substance that donates hydrogen ions and has a pH less than 7.
17. The ion formed when a base dissociates in water.

1. A symbolic representation of a chemical reaction using chemical formulas.
2. A substance that takes part in and undergoes change during a chemical reaction.
3. The taste associated with many bases.
4. The reaction between an acid and a base to form water and a salt.
6. A simple sugar that is an important energy source in living organisms.
7. A type of reaction that absorbs heat from its surroundings.
8. The process by which plants use sunlight to synthesize foods from carbon dioxide and water.
11. A substance formed as the result of a chemical reaction.
14. A ______ equation is a way of representing a chemical reaction using the names of the reactants and products.