1. MOLAR MASS j/k Init 1/12/2015 by Daniel R. Barnes WARNING: This presentation may contain images and/or other content that was taken from the world wide web without permission of the owner(s) of that intellectual property. Do not copy or distribute this presentation. Its very existence may be illegal.

2. 1. Water H 2 O: H = 2 1 x 1.01 x 16.00 O = = 2 = 16 18g/mol

3. 2. Carbon Dioxide CO 2 : C = 1 2 x 12.01 x 16.00 O = = 12 = 32 44g/mol

4. 3. Ordinary Table Salt NaCl: Na = 1 1 x 22.99 x 35.45 Cl = = 23 = 35 58g/mol

5. 4. Sulfuric Acid H 2 SO 4 : H = 2 1 X 1.01 x 32.07 S = = 2 = 32 98g/mol 4 X 16.00 O = = 64

6. 5. Acetic Acid CH 3 COOH: C = 2 4 X 12.01 x 1.01 H = = 24 = 4 60g/mol 2 X 16.00 O = = 32

7. 6. Ammonium sulfate (NH 4 ) 2 SO 4 : N = 2 8 X 14.01 x 1.01 H = = 28 = 8 132g/mol 1 X 32.07 S = = 32 4 X 16.00 O = = 64

8. 7. Diamond C: C = 1 x 12.01 = 12 12g/mol

9. 8. Nitrogen gas N2:N2: N = 2 x 14.01 = 28 28g/mol

10. 9. Xenon Xe: Xe = 1 x 131.29 = 131 131g/mol

11. 10. Magnesium hydroxide Mg(OH) 2 : Mg = 1 2 X 24.31 x 16.00 O = = 24 = 32 58g/mol 2 X 1.01 H = = 2