Chem Cross Word

2. the study of how heat is converted to and from other forms of energy and how it affects matter
4. the ability of a substance to combine with or change into one or more other substances
6. one element in the 7 technique
8. warmer, and releases
10. several reactants make one product
11. an element that has to be moved into a different letter category
13. one element trades places with another element
14. acid The stronger the base,the weaker the ________ ____
16. transition of a substance directly from a solid to gas
17. biological catalysts that speed up the rate of reactions in the body
18. the temperature and pressure at which the solid, liquid, and gas forms of a substance coexist
19. donates one proton per molecule

1. the species that results when an acid donates a hydrogen ion to a base
3. something soluble in the solubility chart
5. a change that alters a substance without changing it composition
7. the first element in s4
9. a solid forming when two solutions are mixed
12. the point at which the indicator used in titration changes color
15. a substance that increases the concentration of hydrogen ions in an aqueous solution
17. reactions that release heat