5.3.2.3 Using Moles to Balance Equations — AQA Combined Science Trilogy 8464

Calculate the balancing numbers in a given symbol equation directly from the known masses of reactants and products.
Convert specific masses in grams into amounts in moles, then reduce the numbers of moles to simple whole-number ratios.
Balance an unbalanced chemical equation using given experimental mass data for reactants and products.
Demonstrate the mathematical capability to safely change the subject of an algebraic equation relating to masses and moles.

Using Moles to Balance Equations