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Dalton's Law

P_total = P₁ + P₂ + P₃ ...

Dalton's Law states that, in a mixture of gases, each gas' partial pressure is directly proportional to its mole fraction: Pa=Xa*PT. When you press "New Problem", a question will be displayed to the right of the table. Determine the correct response, enter it in the cell and submit your answer.

• All pressures are measured in torr.
• Pressing the "Show Answer" will display the solution and you will no longer be able to submit an answer for that problem.

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The javascripting that powers this practice problem generator was produced by Professor George Wiger of California State University Dominguez Hills.