. While diluting concentrated sulphuric acid, we should

(a)          add concentrated acid into water.

(b)          add water into concentrated acid.

(c)           first add some water to acid and then add more acid.

(d)          add acid and water in alcohol.


Best Answer


Explanation: The process of mixing the concentrated acid with water is highly exothermic. The heat evolved while dilution is easily absorbed by the large amount of water to which acid is being added. 

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