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olya-2409 [2.1K]
3 years ago
9

A laboratory hydrogen generator collects the gas produced by bubbling it through water. The total pressure of the gas collected

is 751 mmHg. The temperature is 34 °C, at which water vapor pressure is 40.0 mmHg. Calculate the partial pressure of the hydrogen.
Chemistry
1 answer:
evablogger [386]3 years ago
8 0

Answer:

711\ \text{mmHg}

Explanation:

P_{total} = Total pressure = 751 mmHg

P_{water} = Vapor pressure = 40 mmHg

P_{gas} = Pressure of gas

The total pressure in a system is given by Dalton's law

P_{total}=P_{gas}+P_{water}\\\Rightarrow P_{gas}=P_{total}-P_{water}\\\Rightarrow P_{gas}=751-40\\\Rightarrow P_{gas}=711\ \text{mmHg}

The partial pressure of the hydrogen is 711\ \text{mmHg}

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