5. The density of ethanol is 0.789 g/mL. Find the mass of a sample of ethanol that has a volume of 150.0 mL.
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Answer:
0.91 atm is the partial pressure of just hydrogen gas.
Explanation:
Vapor pressure of water , p= 0.0313 atm
Partial pressure of hydrogen gas =
Total pressure of the water vapors and hydrogen gas = P = 715 Torr
1 atm = 715 Torr
According Dalton's law of partial pressure:
0.91 atm is the partial pressure of just hydrogen gas.