Gaz Karışımları 1 - Mixtures of Gases 1

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Q1: What is the pressure, in bar, exerted by a mixture of 1.0 g H2 and 5.00 g He when the mixture is confined to a volume of 5.0 L at 20 °C?
Q2: What are the partial pressures of H2 and He in the gaseous mixture described on the previous example?