Molar Mass and Converting Grams to Moles Part 1: Calculate the Molar mass for the following compounds.
2. NH4Cl
1. Na SO,
3. KNO
4. BaCO3
5. Ca(OH)2
6. Na PO
7. (NH4)2Cr2O,
8. Al(ClO3)2
9. Li, N
10. Bas

Which of the following is true for the actual yield of a reaction? it is always calculated as a ratio. it is the yield from the excess reactant. it is the yield from the limiting reactant. it is always less than the theoretical yield.

1. if you have a gas at 127 degrees c, what is it's absolute temperature (kelvin)? a. 200kb. 300kc. 400kd. 500k2. if you had a gas whose absolute temperature measured 45 k, what is that temperature in celsius? a. -228 cb. -300 cc. 125 cd. 112 c

Describe what happens to the molecules as water goes from ice to liquid to vapor. be sure to explain what happens to the temperature during the phase changes.