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Sahay Sir > Question Answers > N Awasthi Physical Chemistry > Chapter 6 - Ionic Equilibrium (Level 1 and Level 2) > Calcium lactate is a salt of weal organic acid and strong base represented as Ca(LaC)2. A saturated solution of Ca(LaC)2 contains 0.6 mole in 2 litre solution. pOH of solution is 5.60. If 90% dissociation of the salt takes place then what is pKa ​of lactic acid?

Calcium lactate is a salt of weal organic acid and strong base represented as Ca(LaC)2. A saturated solution of Ca(LaC)2 contains 0.6 mole in 2 litre solution. pOH of solution is 5.60. If 90% dissociation of the salt takes place then what is pKa ​of lactic acid?

To what volume of 10 litre of 0.5 M CH3COOH (Ka=1.8×10^−5) be diluted in order to double the hydroxide ion concentration :