Across
- 2. that is present at the end of a chemical reaction
- 3. occurs when two or more combine to form a single product
- 5. a chemical formula showing the simplest ratio of elements in a compound instead of a toal # of elements
- 8. ionic compound that contains a cation and anion
- 9. a measure of how acidic or basic a substance is
- 10. the mass in grams of one mole of a substance
- 11. tells you mass by what percent each element is present in a compound
- 14. chemical substance,usually liquid, reacts with other substances
- 15. when an acid or base react to form water and a salt
- 16. chemical formula that gives total # of atoms each element present in a molecule
Down
- 1. occurs when parrts of 2 ionic compounds are exchanged, making 2 new compounds
- 4. a reaction in which a substance reacts with oxugen gas, releasing energy in the form of light and heat
- 6. a reaction in which a compound breaks down into 2 or more simpler substances
- 7. molecules that contain only two atoms bonded to one another
- 12. substance that can neutralize acids
- 13. a substance that enters into and is altered in the course of a chemical reaction