Problem: Calculate the solubility of O2 in water at a partial pressure of O2 of 120 torr at 25°C. The Henry’s law constant for O2 is 1.3 x 10-3 mol/L • atm for Henry’s law in the form C = kP, where C is the gas concentration (mol/L).

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Sgas=kHPgas


where Sgas = solubility of the gas (in mol/L or M), kH = Henry’s law constant for the gas, Pgas = partial pressure of the gas.


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Problem Details

Calculate the solubility of O2 in water at a partial pressure of O2 of 120 torr at 25°C. The Henry’s law constant for O2 is 1.3 x 10-3 mol/L • atm for Henry’s law in the form = kP, where C is the gas concentration (mol/L).

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What scientific concept do you need to know in order to solve this problem?

Our tutors have indicated that to solve this problem you will need to apply the Henry's Law concept. You can view video lessons to learn Henry's Law. Or if you need more Henry's Law practice, you can also practice Henry's Law practice problems.

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Based on our data, we think this problem is relevant for Professor Tyson's class at UMASS.

What textbook is this problem found in?

Our data indicates that this problem or a close variation was asked in Chemistry: An Atoms First Approach - Zumdahl 2nd Edition. You can also practice Chemistry: An Atoms First Approach - Zumdahl 2nd Edition practice problems.