chem

Use the molar volume of a gas at STP to determine the volume (in L) occupied by 10.5g of neon at STP.

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asked by nikki
  1. 1 mol of Ne has a mass of 20.18 g and occupies a volume of 22.4 L at STP.

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  2. im not sure how to approach the problem i got 11.6 L

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    posted by nikki
  3. That's right.
    10.5 g x (1 mol/20.18 g) = 0.5208 mols.
    0.5208 mols x (22.4 L/mol) = 11.65 L which to 3 places is 11.6 L so you got right.

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  4. thank you!

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    posted by nikki

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