Calculations for AS and A level Chemistry
Being confident in tackling different types of mole calculation is the foundation upon which much of A level chemistry stands
From the blog
Atom economy
Atom economy or percentage atom economy is simply a measure of how ‘green’ a chemical process is – it essentially
Significant figures in chemistry
Rule 1: when adding or subtracting numbers, the answer should be quoted to the least number of decimal places in
Avogadro’s number and the mole
Often students arrive at A level knowing how to calculate the number of moles of a substance but with a