A sample containing 5 Al atoms and 6 Cl₂ molecules reacts according to 2 Al(s) + 3…

CHEMISTRY · Single correct · A Level · Chemistry · Amount of substance · Amount of substance

Problem

A sample containing 5 Al atoms and 6 Cl₂ molecules reacts according to 2 Al(s) + 3 Cl₂(g) → 2 AlCl₃(s). Assuming the reaction goes to completion, how many formula units of AlCl₃ are produced? (a) 66 (b) 44 (c) 55 (d) 22

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