Chemistry Equation questions 0.0 / 5 ? ChemistryCalculations, moles and yieldGCSEAQA Created by: Da ThinkerCreated on: 12-05-20 09:23 What would be the total relative formula mass of H2O, H=1, O=16? 18g 1 of 11 What two values do we need to calculate the rate of reaction? time and quantity of product 2 of 11 In chromatography, to calculate the Rf valye you need to divide the distance moved by substanc divided by...e Distance moved by solvent 3 of 11 What is this equation calculating = (% of isotope1 divided by 100) X Ar isototope1 + (%isotope2 divided by 100) X Ar Isotope2 +... Calculating Relative mass on the periodic table 4 of 11 Density = Mass/volume can also be used to calculate what else? Concentration 5 of 11 When claculating the overall energy change reaction, if the energy levels of the reactants is higher than the products what would the reaction be? Exothermic, because energy has been released 6 of 11 % yield = Mass of product mad/ T X 100, what is the value of T in this equation? Theorectical mass 7 of 11 How dow we calculate the number of Moles? Mass/ Mr 8 of 11 % Ecomony = D/ A X 100, what are the values of D and A Mr of desired product and Mr of all products 9 of 11 Volume of gas = moles X Hdm3, what is the value of H? 24 10 of 11 How do we calculate the number of nuetrons a substance has? Atomic mass - Atomic number 11 of 11
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