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A 1.28 gram sample of gas occupies 345 cmA3 at 58.2C and 1.15 atm. What is the molecular weight of the gas?* O 14.4 g/mo O 53.5 g/mol O 68.5 g/mol O 87.7 g/mol 1 point 1 point What volume does 0.065 moles of oxygen gas occupy at STP?* O 0.046 L O 1.3L O 1.5L ○ 150L
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