Calculate the mass percentage of oxygen in dry air.Express your answer with the appropriate units.
Question
Solution 1
The composition of dry air is approximately 78% nitrogen, 21% oxygen, and 1% other gases.
To calculate the mass percentage of oxygen in dry air, we need to know the molecular weights of nitrogen (N2), oxygen (O2), and the other gases.
The molecular weight of nitrogen (N2) is approximately 28 gra Knowee AI StudyGPT is a powerful AI-powered study tool designed to help you to solve study prob
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