Answer to Question #110389 in General Chemistry for Alexis Kellner

Question #110389

Sample containing 3.9 g of O2 gas has an initial volume of 20.5 L. What is the final volume in liters when .6 mole of O2 is added

Expert's answer

0.6 moles of O2 is added

3.9 g is 0.121 moles

nRT=PV

0.121 moles 20.5 L

0.6 moles 102L

Sum is 122.5 L

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