If the empirical formula of an organic compound is CH20, then the molecular mass of the compound could be A. 15g
B. 45g
c. 60g
D. 135g

Agas has a volume of 0.7 l at 300 mmhg. what would be the new volume at 900 mmhg

12. complete each of the following word equations for synthesis reactions. a. sodium + oxygen -> b. magnesium + fluorine -> 13. complete and balance the equations for the decomposition reactions. a. hgo -> [with the triangle heat symbol above the arrow] b. h2o(l) -> [with "electricity" written above the arrow]

Pbco3 –> pbo+ co2. how many liters of carbon dioxide gas is produced from the decomposition of 32 grams of lead (ll) carbonate?