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The partial pressures of the gases in a 22.414 L volume of air at STP are:...

The partial pressures of the gases in a 22.414 L volume of air at STP are: oxygen, 20.54 kPa; nitrogen, 78.589 kPa; argon 0.836 kPa; and carbon dioxide, 0.026 kPa. Determine the gram-molecular weight of air.

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