# Chem

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Calculate the massif 3.76x10^20 molecules of tricarbon disulphide. Determine the volume,at STP, of 10.24mol helium gas.

• Chem -

mass C3S2 = molar mass C3S2 x (3.76E20/6.02E23) = ?

For the second, use PV = nRT

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