Complete combustion of 5.90 g of a hydrocarbon produced 19.2 g of co2 and 5.89 g of h2o. what is the empirical formula for the hydrocarbon?

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

21. consider the following chemical reaction: n2+ o2 2 no if 10.0 g of n2 reacts with excess oxygen then how many grams of no can be formed? a) 10.7 g b) 21.4 g c) 32.9 g d) 42.8 g page 4 of 8

What is the molar mass of ca(cio4)2