Hydrogen gas generated by the following reaction is collected at 25.0 °C and fills a 10.0 L vessel at a pressure of 1.00 atm. Assuming a balanced reaction, what is the amount (in mol) of Al (s) consumed in this reaction? Enter the numerical value (without units) to 3 significant figures. 2 Al (s) + 6 HCI (aq) 2 AICI3 (aq) + 3 H2 (g)

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Stoichiometry

Stoichiometry is a chemical division that evaluates the quantitative content of the chemical process with the help of the reacting molecules or products taking part in the reaction. The term “stoicheion” in “Stoichiometry”, is an old Greek term for "element" whereas “metron” means "measure".