Across
- 3. the positively charged particles which are
- 5. that have been chemically joined.
- 7. The smallest particle of a substance that all of the physical and chemical properties that substance
- 9. the unit of amount of substance
- 13. a mathematical relationship or rule
- 14. a substance made from two or more different
- 17. a substance that is present at the end of a chemical reaction
- 18. in relative amounts that can be varied
- 22. the amount of a substance measured in
- 24. (H2O)
- 25. a subatomic particle found in the nucleus of every atom except that of simple
Down
- 1. a particle of matter that uniquely defines
- 2. up to what is called the limit of solubility
- 4. a strong electrostatic attraction between
- 6. a negatively charged subatomic particle that can be either bound to an atom or free(not bound).
- 8. their reactions.
- 10. a substance that changes when it is combined with another substance in a chemical reaction
- 11. in the nucleus of an atom.
- 12. in symbols.
- 15. involves the loss of electrons
- 16. a homogenous mixture of two or more
- 19. the amount of matter
- 20. charged ions
- 21. involves the gain of electrons
- 23. a scientist who works with chemicals or