Homework Help: Chemistry 105

Posted by JULIE on Sunday, October 23, 2011 at 5:44pm.

An experiment shows that a 114 mL gas sample has a mass of 0.168 g at a pressure of 697mmHg and a temperature of 30 C.

What is the molar mass of the gas? in g/mol

Chemistry 105 - Anonymous, Sunday, October 23, 2011 at 6:03pm
PV=nRT
You know PV, mass, temp
n= mass/molmass

solve for molmass. Watch units on R
Chemistry 105 - JULIE, Sunday, October 23, 2011 at 6:06pm
thank you

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