Chemistry Practice Problems Ideal Gas Law Molar Mass Practice Problems Solution: A gas mixture with a total pressure of 700 mmHg co...

Solution: A gas mixture with a total pressure of 700 mmHg contains each of the following gases at the indicated partial pressure: 126 mmHg CO2, 220 mmHg Ar and 188 mmHg O2. The mixture also contain helium gas.Part BWhat mass of helium gas is present in a 12.6 L sample of this mixture at 274 K?Express your answer in grams.

Problem

A gas mixture with a total pressure of 700 mmHg contains each of the following gases at the indicated partial pressure: 126 mmHg CO2, 220 mmHg Ar and 188 mmHg O2. The mixture also contain helium gas.

Part B

What mass of helium gas is present in a 12.6 L sample of this mixture at 274 K?

Express your answer in grams.

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