Chemistry
Chemistry, 17.07.2021 15:20, gwendallinesikes

Carbonates and bicarbonates: Take about 1g of solid carbonate/ bicarbonate in to a boiling tube and fi x a stopper carrying a delivery tube.

Insert the free end of the delivery tube into about ½ cm height of limewater

in a test tube. Heat the boiling tube. Record any gas evolving and a change in

color of limewater inside the test tube. Note relative time taken to evolve gas. Na2CO3

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