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Q.
On adding $ AlC{{l}_{3}} $ to water
CMC MedicalCMC Medical 2007
Solution:
$ AlC{{l}_{3}} $ gives $ A{{l}^{3+}} $ ions which combines with $ O{{H}^{-}} $ ions given by $ {{H}_{2}}O $ so that dissociation equilibrium of $ {{H}_{2}}O $ shifts forward.