You will balance equations, find limiting reagents, and calculate theoretical yields. Work systematically through each problem.
Formula Sheet
n = m/Mmole ratio from balanced equationyield% = (actual/theoretical)×100In the reaction 2H₂ + O₂ → 2H₂O, if you have 4 mol H₂ and 1 mol O₂, which is the limiting reagent?
In 2H₂ + O₂ → 2H₂O, how many moles of water form from 1 mol O₂?
How many grams of H₂O are produced from 1 mol O₂ (molar mass H₂O = 18 g/mol)?
Which step correctly begins any stoichiometry calculation?