bo Consider the reaction. O Macmillan Learning 2 Pb(s) + O₂(g) An excess of oxygen reacts with 451.4 g of lead, forming 385.4 g of lead(II) oxide. Calculate the percent yield of the reaction. percent yield: x10 TOOLS 2 PbO(s) Attem I %

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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".