A mixture with H2 and He exerts a total pressure of 0.480 atm. If there is 1.00 g of H2 and 1.00 g of He in the mixture, what is the partial pressure of the helium gas? Round the answer to three significant figures. Provide your answer below: atm
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A mixture with and exerts a total pressure of . If there is of and of in the mixture, what is the partial pressure of the helium gas?