(a) Mention one process apart from respiration, which increases the amount of carbon (IV) oxide in the atmosphere.
(b)(i) State one use of sodium hydrogentrioxocarbonate (IV).
(ii) Write an equation to show the action of heat on sodium hydrogentrioxocarbonate(IV).
Explanation
(a) One process is combustion of carbon and carbon compounds
(b)(i) It is used for making baking powder
(ii) 2NaHCO\(_3\) ----> Na\(_2\)CO\(_3\) + H\(_2\)O + CO\(_2\).