1.

Concentrated hydrochloric acid reats more vigorously with calcium carbonatethan dilute hydrochoric acid.

Answer»

Solution :(1) The rate of a reaction INCREASES with the concentration of the reactant.
(2) As concentrated HYDROCHLORIC acid contains more number of HCl molecules than those in an equal VOLUME of dilute HCl, concentrated HCl reacts more vigorously with calcium CARBONATE.


Discussion

No Comment Found