Write the reactions using symbols (don't forget the subscripts [numbers at on bottom denoting how many]) 1. Calcium + Magnesium sulfide ->? 2. Sodium + Silver Chloride ->? 3. Barium + Aluminum Nitrate ->?

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)