Topic 2 0.0 / 5 ? ChemistryAmount of substanceASAQA Created by: Jemma1494Created on: 01-06-21 18:14 Atoms economy Atoms economy = desired mass/total mass x100 1 of 11 Percentage yield Percentage yield = actual yield/theoretical yield x100 2 of 11 Ideal gas equation Pv=nRT 3 of 11 Units for ideal gas equation P=pascals V=metres^3 n=moles R=KJmol-1 T=kelvin 4 of 11 Moles mass and Mr Moles = mass/Mr 5 of 11 Moles conc and vol Moles = conc x vol 6 of 11 cm3->dm3->m3 X10-3 7 of 11 What is relative atomic mass used for Atoms 8 of 11 What is relative molecular mass used for Molecules 9 of 11 Empirical formula %mass mass to mole divide by smallest multiply till whole 10 of 11 Empirical -> molecular Multiplier = relative Mr/empirical Mr 11 of 11
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