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.

Question

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

Answer 1

PV=nRT
You know PV, mass, temp
n= mass/molmass

solve for molmass. Watch units on R

Answer 2

thank you