Question
Calculate the molar mass of CH4 gas at STP when 5.46L Of the gas weights 4g
Answers
Vanessa
Check that wether it us done by P =DRT/M and the exact answer....
bobpursley
density of any gas is mass/volume.
at STP, that means molarmass/22.4liters
so since density will not change at STP..
molarmass/22.4L = 4.0g/5.46L or
molar mass= 22.4*4.0/5.46 grams
molar mass=16.1 grams looks very much like CH4 gas
at STP, that means molarmass/22.4liters
so since density will not change at STP..
molarmass/22.4L = 4.0g/5.46L or
molar mass= 22.4*4.0/5.46 grams
molar mass=16.1 grams looks very much like CH4 gas