Chapter 2 crossword 1

2. A homogeneous mixture of two or more substances, which may be solids, liquids, gases, or a combination of these
3. a positive charge and a mass of about 1 amu
4. the fixed amount of energy
5. any chemical reaction that involves the gaining of electrons
7. the disconnection or separation of something from something else or the state of being disconnected
8. a substance that increases the rate of a chemical reaction without itself undergoing any permanent chemical change
10. a reaction that loses energy during the process of the reaction
15. a solution containing either a weak acid and a conjugate base or a weak base and a conjugate acid
16. solution in which the solvent is water
19. has no charge and a mass that is approximately the same as that of a proton

1. consists of an oxygen and a hydrogen atom held together by a covalent bond, and carries a negative electric charge
2. the maximum amount of solvent has been dissolved
6. a chemical substance that neutralizes alkalis, dissolves some metals
9. anything that has mass
10. Mental strength of an organism
11. include all chemical reactions in which atoms have their oxidation state changed
12. Material made up of two or more parts or elements Electron
13. bonding between a non-metal and a metal
14. a substance that takes part in and undergoes change during a reaction.
17. That which binds, ties, fastens,or confines
18. the basic unit of a chemical element