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![[Post New]](/templates/default/images/icon_minipost_new.gif) 29 Mar 2008 19:56:24 IST
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What is the density in grams per litre of a mixture containing an equal number of moles of methane and ethane at stp?
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29 Mar 2008 19:59:25 IST
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since equal moles of both occupy same volume
we have in one mole mixture
11.2 L of CH4 and 11.2 L of C2H6
=0.5 mole CH4 and 0.5 mole C2H6
=1/2*16+1/2(30)
=23
=23 g/22.4 L
so density= 1.04 g/L
sorry edit calculation error
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29 Mar 2008 20:12:25 IST
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But the answer is 1.03, please explain
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29 Mar 2008 20:15:55 IST
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plz check it again
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