Consider the data showing the initial rate of a reaction (A ⟶ products) at several different concentrations of A. What is the order of the reaction? Write a rate Jaw for the reaction including the value of the rate constant, k. [A] (M) Initial Rate (M/s) 0.100 0.053 0.200 0.210 0.300 0.473

Reacting masses1 calcium carbonate breaks down on heating to produce calcium oxide and carbondioxide gas.caco3 + cao + co2a student heats 15 g of calcium carbonate strongly in a crucible.relative atomic masses (a): ca = 40, c = 12, o = 16.calculate the mass of calcium oxide produced by this reaction.(5 marks)