# chemistry

A solution contains 72.0 g of HCl and 468 g of (C6H6). What is the mole fraction of benzene?

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1. mols HCl = grams/molar mass
mols C6H6 = grams/molar mass

total mols = mols HCl + mols C6H6

Xbenzene = mols benzene/total mols.

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