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Chemistry
Jacquelyn Horne
19 November, 23:33
What is the volume of 15.0 grams of H2S at STP
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Barrett Chambers
20 November, 03:27
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1 mole of any gas under STP has volume 22.4 L.
Molar mass M (H2S) = 2M (H) + M (S) = 2*1.0 + 32.1=34.1 g/mol
15g * 1mol/34.1g = 0.440 mol
0.440 mol*1L/22.4L = 9.85 L
The volume of 15.0 grams of H2S at STP is 9.85 L.
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