PV = nRT
Solve for n = number of mols, then
n = grams/molar mass. You know n and grams, solve for molar mass.
If 0.896 g of a gas occupies a 250 mL flask at 20 degrees Celsius and 760 mm Hg of pressure, what is the molar mass of the gas?
6 answers
molar mass=grams/n
86.2 g/mol
64.3g/mol
86.2g/mol
86.2g/mol