Asked by Toni Jones

A sample of a gas weighs 4.526g and has a volume of 890.0 mL at 645.0 torr and 29(degrees C). What is its molar mass?

Answered by DrBob222
Someone worked this for you about three pages ago. I'll try to find it and give you a link here.
Answered by DrBob222
http://www.jiskha.com/display.cgi?id=1301522559
Answered by Toni Jones
how do you get the molar mass from the moles?
Answered by DrBob222
moles = grams/molar mass
You know moles and you know grams, solve for molar mass.
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