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posted by Joe on Sunday, September 29, 2013 at 1:30pm.
Calculate the massif 3.76x10^20 molecules of tricarbon disulphide. Determine the volume,at STP, of 10.24mol helium gas.
mass C3S2 = molar mass C3S2 x (3.76E20/6.02E23) = ? For the second, use PV = nRT
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