2.  Octet Rule

3.  pH  temperature

4.  Coefficients

5. 77

6.  Isotopes

7.  Atomic Number

8.  Ionic

9.  Base

10.  Nucleus

11.  Ions

12.  Mass Number

13.  Surface Tension  Creeps up thin tubes (capillary action)  Expands when freezes

14.  Nucleus; neutral

15.  pH

16.  Acid

17.  Activation energy

18.  Lowers the activation energy so the reaction happens faster! Graph B

19.  substrate

20.  Covalent

21.  Subscripts

22.  Enzymes

23.  Law of Conservation of Matter

24.  Compound

25.  0-6

26.  Nucleus; Positive

27.  Polar

28.  Atom

29.  element

30.  An atom makes up an element  Elements can’t be broken down

31.  Electron cloud; negative

32.  8-14

33. Nuclear SymbolProtonsNeutronsElectrons N-13 911 K-40 77 6 9 192119 F-20

34. 16P 17 N 2e- 8e- 6e-

35.  Active site