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Chemistry, 02.04.2020 23:14 lefthandeddolan

On a given day, the water vapor in the air is 2.5%. If the partial pressure of the vapor is 19.4 mm Hg, what is the atmospheric pressure?

I know that Dalton's law needs to be used here, but I don't know where to start or how.

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On a given day, the water vapor in the air is 2.5%. If the partial pressure of the vapor is 19.4 mm...
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