Quantitative chemistry formula 0.0 / 5 ? ChemistryCalculations, moles and yieldGCSEAQA Created by: madhatter2004Created on: 31-01-20 13:50 Percentage mass of an element Ar x number of atoms of that element/ mr , x 10p 1 of 9 How many particles in a mole 6.02 x 10 to the power of 23 2 of 9 Number of moles Mass in / mr 3 of 9 Volume of gas Mass of gas / mr of gas x 24 4 of 9 Concentration Number of moles of solute / volume of solvent 5 of 9 Moles (concentration and volume) Concentration x volume 6 of 9 Convert g/dm to mol / dm Divide by 1000 7 of 9 Atom economy Relative formula of desired products / fm for all reactants x 10 8 of 9 Percentage yield Mass of product made / theoretical mass x 100 9 of 9
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