Aluminium reacts with hydrochloric acid: Al + HCl → AlCl₃ + H₂. When it is balanced, what is the coefficient of HCl?

ChemistryHardHigh School (9–10)GeneralChemical Reactions › Chemical Equations

Aluminium reacts with hydrochloric acid: $\text{Al} + \text{HCl} \rightarrow \text{AlCl}_3 + \text{H}_2$ . When it is balanced, what is the coefficient of $\text{HCl}$ ?

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