(i)
List the chemicals used in the preparation of carbon dioxide in the laboratory
(ii)
How would you test for carbon dioxide in the laboratory?
Ammonia gas is prepared in the laboratory by heating ammonium chloride and calcium hydroxide.
i)
Write a balanced equation for the reaction.
ii)
How is ammonia gas tested in the laboratory?
iii)
State one use of ammonia.
i)
List the chemical substances that are used in the preparation of ammonia gas in the laboratory.
ii)
Write down balanced chemical equation for the reaction.
Write down the chemical equation for the preparation of carbon dioxide in the laboratory.
(i)
Using any ammonium compound, describe the general preparation of ammonia gas.
(Diagram of apparatus is not required)
(ii)
Write the chemical equation for the preparation
(i)
Carbon dioxide is prepared in the laboratory by pouring some dilute hydrochloric acid on calcium carbonate. Give a balanced equation for this reaction.
(ii)
How would you test for carbon dioxide?
(iii)
Give one use of carbon dioxide.
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