Chemical Reactions

4. A measure of the acidity or basicity of a solution, ranging from 0 to 14.
5. A chemical reaction between an acid and a base that produces a salt and water.
7. A substance that releases hydrogen ions (H+) in water and has a pH less than 7.
8. A solid element that is a good conductor of heat and electricity and can be shaped or molded.
9. A chemical reaction that absorbs energy in the form of heat.
11. A chemical reaction that releases energy in the form of heat.
13. The new substance(s) formed due to a chemical reaction.
14. A small number written below and to the right of an element in a chemical formula to indicate the number of atoms of that element.
15. The amount of a substance dissolved in a given volume of solution.
16. A positively or negatively charged atom or molecule.

1. A chemical equation where the number of atoms of each element is the same on both sides of the equation.
2. The starting substance (s) that undergo a chemical reaction.
3. A process that involves rearranging atoms to form new substances with different properties.
6. A substance that releases hydroxide ions (OH-) in water and has a pH greater than 7.
10. The process where a metal loses electrons and forms a positive ion.
12. A number placed in front of a chemical formula to indicate the number of that substance.