Chemistry Bonus

2. phase change directly from gas to solid
3. Point point at which the temperature and pressure at a solid, liquid, and gas form a substance coexist.
4. To find ΔT, you must ____ the initial temperature from the final temperature
7. the study of how heat is converted between forms of energy and how it is affected
10. The mass of a substance is measured in ____
12. calorie 4.18 Joules equals...
14. heat is absorbed
16. ___ is symbolized by the letter q.
18. Calorie one kcal equals...
19. Change The transition of one state of matter to another (EX. solid-> liquid)
20. point supercritical liquid

1. phase change directly from solid to gas
5. a substance that speeds up a chemical reaction without going through any chemical change
6. the measure of temperature used mainly by America
8. biological catalysts
9. heat Unit for this is J/g x *C; symbolized as Csp
11. heat is released
13. Solids ____ to liquids
15. Heat is measured as this
17. liquids _____ to gases