chemistry equations 1.5 / 5 based on 2 ratings ? ChemistryWriting balanced equationsIGCSEEdexcel Created by: Michael HanCreated on: 01-05-13 19:33 Relative Formula Mass To calculate relative formula mass you add up the relative atomic masses of the substances together according to amount 1 of 5 Moles 1 mole of anything contains 6×10^23 of it. 2 of 5 Calculating the mass of one mole Calculating the mass of a mole is basically expressing the relative atomic mass in grams 3 of 5 Calculating mass from mass To calculate the mass from moles is done by multiplying the amount by the relative formula mass. 4 of 5 Calculating amount from mass Calculating the amount is done by dividing the mass by the relative formulas mass. 5 of 5
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