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Home Q & A Board Science-Related Homework Help Chemistry (Moderator: Laser_3)
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jmazza jmazza
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3 years ago
A sample of N2 gas is contaminated with a gas (A) of unknown molar mass. The partial pressure of each gas is known to be 200. torr at 25°C. The gases are allowed to effuse through a pinhole, and it is found that gas A escapes at 3 times the rate of N2. The molar mass of gas A is:


▸ 3.11 g/mol.

▸ 84 g/mol.

▸ 9.34 g/mol.

▸ 252 g/mol.

▸ none of these are correct.
Textbook 
Chemistry: An Atoms First Approach

Chemistry: An Atoms First Approach


Edition: 3rd
Authors:
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leavyjoaleavyjoa
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3 years ago
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jmazza Author
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3 years ago
Thank you, thank you, thank you!
lierac00
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Yesterday
Smart ... Thanks!
missnoname
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2 hours ago
You make an excellent tutor!
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