Post a New Question
posted by c on Thursday, June 20, 2013 at 11:05pm.
120 ml of a gas is in a flask at STP. If the gas is argon, what mass of gas is in the flask?
PV = nRT and solve for n = number of mols. Then n = grams/molar mass. You have n and molar mass, solve for grams.
More Related Questions