What volume will 0.780 moles of He occupy at STP? 22.4 L 70.0 L 15.6 L 43.7 atm 17.5 L
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4 liters. This is known as the molar volume of a gas at STP. So, if 1 mole of gas occupies 22.4 liters, then 0.780 moles of gas will occupy: 0.780 moles * 22.4 liters/mole = 17.5 liters So, 0.780 moles of He will occupy 17.5 liters at STP. Show more…
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