Post a New Question
posted by Anonymous Monday, December 5, 2011 at 2:41pm.
What is the molecular weight of an unknown gas if 2.5g of it occupies 2L at 630 torr and a temp. of 600K? 10.2 36.6 74.3 28.9 40.1
PV = nRT and solve for n = number of moles. Then n = grams/molar mass
More Related Questions