Stoichiometry and mole concept calculations for Cambridge IGCSE

The booklet is based on the Cambridge IGCSE chemistry specification from 2023.

This booklet covers the following topics

1 . writing Formulae , word equation, symbol equation and ionic equations

2.Calculating relative formula mass(molar mass) and percentage by mass

3.Calculating moles, molecules , atoms and mass of chemical compound

4.Calculating the moles and volume of gases

5.Calculating the concentration , moles and volume of solutions

6. Calculating the moles, molecules and atoms ( calculations with Avogadro

Constant)

7.Calculating empirical formula and molecular formula.

8. Percentage purity and percentage yield

9. Calculating of reacting masses , excess and limiting reagents and prediction of

the quantity of reactants and masses

10.Calculations problems related with titrations

11. Answers