If the concentration of water vapour in the air is 1% and the total atmospheric pressure equals 1 atm, then the partial pressure of water vapour is | States of Matter and Gaseous State — Chem-Mantra | Chem-Mantra

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Question

If the concentration of water vapour in the air is 1% and the total atmospheric pressure equals 1 atm, then the partial pressure of water vapour is

Answer: C

💡 Solution & Explanation

1% of 1 atm = 0.01 atm. 0.01 * 760 = 7.6 mm Hg. Therefore, correct answer is C.

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