Chemistry Calculations :) Chemical Calculations 2.0 / 5 based on 3 ratings ? ChemistryCalculations, moles and yieldGCSEAll boards Created by: Hannah KentCreated on: 24-01-12 11:37 Mass Number Mass number=Total number of protons and neutrons. 1 of 4 Isotopes Isotopes contain the same number of protons and electrons as the atom but have a different number of neutrons. 2 of 4 Relative Atomic Mass Relative atomic mass= mass number. 3 of 4 Relative Formula Mass Relative Formula Mass= All of the masses of the formula added in formula. Which= One mole of the substance. 4 of 4
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