Answer to Question #238742 in General Chemistry for Ket

Question #238742


We have 11.2 l O2 available, how many grams of oxygen correspond to this volume under standard conditions? Ar(O) = 16


1
Expert's answer
2021-09-20T02:26:54-0400

one mole of oxygen correspond to 22.4l at STP

what about 11.2l?

number of moles of "O_2=11.2\/22.4=0.5"

mass of oxygen "=0.5(16\\times 2)=16g"


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