chemistry chemical calculations 0.0 / 5 ? ChemistryCalculations, moles and yieldGCSEAQA Created by: lucystreet06Created on: 15-03-21 18:58 what is a limiting reactant a limiting reactant is the reactant that is used up first 1 of 10 what is the excess the excess is the reactant that has more when the other reactant has ran out 2 of 10 what is the definition of yield the mass of product that a reaction actually produces 3 of 10 what is the formula for percentage yield actual mass of product produced/maximum theoretical mass of product possible x100 4 of 10 what is atom economy the atom economy of a reaction is a measure of the amount of starting materials that end up useful products 5 of 10 formula for percentage atom economy relative formula mass of the desired product from equation/sum of the relative formula masses of the reactions from equation x100 6 of 10 definition of concentration the amount of solute dissolved in a given volume of solvent 7 of 10 formula for concentration amount of solute(g)/ volume of solution(dm^3) or amount of solute (mol)/ volume of solution(dm^3) 8 of 10 formula for mass moles x mr 9 of 10 what does titration measure to measure accurately what volumes of acid and alkali reacts together completely 10 of 10
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