Problem: Calculate the mass percentage of oxygen in dry air.Express your answer with the appropriate units.Air is a mixture of several gases. The 10 most abundant of these gases are listed here along with their mole fractions and molar masses.

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Calculate the mass percentage of oxygen in dry air.

Express your answer with the appropriate units.


Air is a mixture of several gases. The 10 most abundant of these gases are listed here along with their mole fractions and molar masses.

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What scientific concept do you need to know in order to solve this problem?

Our tutors have indicated that to solve this problem you will need to apply the The Ideal Gas Law concept. You can view video lessons to learn The Ideal Gas Law. Or if you need more The Ideal Gas Law practice, you can also practice The Ideal Gas Law practice problems.

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Based on our data, we think this problem is relevant for Professor Parnis' class at Trent University.