These two videos cover specification points 1.27-1.29 of the Edexcel IGCSE Chemistry specification.
1.27 know that the mole (mol) is the unit for the amount of a substance
1.28 understand how to carry out calculations involving amount of substance, relative atomic mass (Ar) and relative formula mass (Mr)
1.29 calculate reacting masses using experimental data and chemical equations
Something went wrong, please try again later.
Report this resourceto let us know if it violates our terms and conditions.
Our customer service team will review your report and will be in touch.
£0.00