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Question

A vessel at 987 torr contains nitrogen, argon, helium, and carbon dioxide gases. The partial pressure of the first three gases are 44.0 mmHg,466 mmHg, and 220 mmHg respectively.
What is the partial pressure of carbon dioxide in atm?

A
1.30 atm
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B
2.00 atm
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C
0.338 atm
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D
0.961 atm
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Solution

The correct option is C 0.338 atm
Total pressure = sum of partial pressure.
Let Partial pressure of CO2=x987=44+466+220+xx=252torrx=0.338atm
Ans: 0.338 atm

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