A mole is a measurement of a ‘batch’ of particles. It is easier to describe the number of moles of a substance rather than the number of atoms as atoms are very small. Relative atomic mass is the ...
relative formula mass of H 2 = (2 × 1.0) = 2.0 Next, work out the total relative formula mass or relative atomic mass of the reactants. relative atomic mass of Zn = 65.4 relative formula mass of HCl = ...
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