area on rate of reaction completes. Record the results and reaction. plot a graph of results of Extended writing: write volume of gas against Suggest practical instructions to another student or time. methods for how to calculate the mean rate determining the rate of of reaction. Use the results and a reaction. to determine the mean Explain what is by the rate of reaction. units: A similar reaction can g/s The of rate of reaction be done with cm3/s may be given as g/s, cm3 /s magnesium and mol/s. ((HT only) or mol/s). hydrochloric acid. MS 1a, 1c The rate of a chemical reaction can be determined Calculate the mean rate of a by measuring: reaction from given information about the quantity of a reactant the loss in mass of a used or the quantity of a reactant's mixture product formed and the time the volume of gas taken. produced the time for a solution to MS 4a, 4b, 4c become opaque or Draw, and interpret, graphs coloured. showing the quantity of
or The of rate of reaction may be given as g/s, cm3 /s ((HT only) or mol/s). The rate of a chemical reaction can be determined by measuring: the loss in mass of a reactant's mixture the volume of gas produced the time for a solution to become opaque or coloured. area on rate of reaction. Suggest practical methods for determining the rate of a reaction. reaction completes. Extended writing: write instructions to another student how to calculate the mean rate of reaction. Explain what is by the units: g/s cm3/s mol/s. MS 1a, 1c Calculate the mean rate of a reaction from given information about the quantity of a reactant used or the quantity of a product formed and the time taken. MS 4a, 4b, 4c Draw, and interpret, graphs showing the quantity of Record the results and plot a graph of results of volume of gas against time. Use the results and to determine the mean rate of reaction. A similar reaction can be done with magnesium and hydrochloric acid.