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![[Post New]](/templates/default/images/icon_minipost_new.gif) 12 Jan 2008 07:11:36 IST
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Q.The mass of 2.46lt of methane at 1.5 atm pressure and 27degree centigrade is?
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n=PV/RT=1.5 * 2.46 /(300 * 0.0821)
=0.15 moles
mass of methane = molar mass of methane x n
= 16 x 0.15
= 2.4 g
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