Problem: An experiment shows that a 114 mL gas sample has a mass of 0.171 g at a pressure of 720 mm Hg and a temperature of 33 oC.What is the molar mass of the gas?        

FREE Expert Solution

Using the ideal gas equation.

PV=nRT

Isolate n (number of moles of gas): 

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Problem Details

An experiment shows that a 114 mL gas sample has a mass of 0.171 g at a pressure of 720 mm Hg and a temperature of 33 oC.

What is the molar mass of the gas?        

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Our tutors have indicated that to solve this problem you will need to apply the Ideal Gas Law Molar Mass concept. If you need more Ideal Gas Law Molar Mass practice, you can also practice Ideal Gas Law Molar Mass practice problems.