Asked by Iyaloo

If 0.896 g of a gas occupies a 250 mL flask at 20°C and 760 mmHg of pressure, what is the molar mass of the gas?

Answers

Answered by DrBob222
Use PV = nRT and solve for n = moles, then
mols = grams/molar mass. Knowing moles and grams the molar mass is easy to calculate. Post your work if you get stuck.
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