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If a gaseous mixture is made by combining 1.78 g Ar and 2.21g Kr in an...

If a gaseous mixture is made by combining 1.78 g Ar and 2.21g Kr in an evacuated 2.50 L container at
25.0∘C, what are the partial pressures of each gas,
P Ar and P Kr, and what is the total pressure, P total, exerted by the gaseous mixture?
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