Drag each quantity to the correct location on the table. Complete the table of bond energies and bond lengths.
125 pm
145 pm
167 kJ/mol
942 kJ/mol
110 pm
418 kJ/mol

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)