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Answer to Question #140942 in General Chemistry for kaitlyn

Question #140942
A 2 L sample of pure helium gas is measured at STP. how many moles of oxygen is this?
1
Expert's answer
2020-10-28T08:43:52-0400

1 mole = 22.4litres


? = 2 litres


Therefore :


(2)(1)/22.4 = 0.0893 moles


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