Assertion: after whitewashing the walls, a shiny white finish on wall is obtained
after two or three days
Reason: calcium oxide reacts with carbon dioxide to form calcium hydrogen
carbonate which gives shiny white finish.
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Assertion: After white washing the walls, a shiny white finish on walls is obtained after two to three days. Reason: Calcium Oxide reacts with Carbon dioxide to form Calcium Hydrogen Carbonate which gives shiny white finish. 15. Assertion: Food chain is responsible for the entry of harmful chemicals in our bodies
assertion is true and reason is a correct explanation of assertion
assertion is true and reason is a correct explanation of assertion
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