Reacting Carbon Dioxide with Lime water | Superprof
CO2(g) + Ca(OH)2(aq) gt; CaCO3(s) + H2O(l)The white milky suspension/precipitate is caused by the formation of calcium carbonate and explains the limewater test for carbon carbon dioxide through the solution for an extended period of time makes the solution become clear and colourless as the carbon dioxide forms acidic carbonic acid when it dissolves in the water, the