# Chem

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What volume do 3.8 x 10^22 molecules of NO2 gas occupy at STP?

• Chem -

1 mole will contain 6.022E23 molecules and occupy 22.4 L at STP. How many moles do you have?
3.8E22/6.022E23 = ??
?? moles x 22.4 L/mole = xx L.

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