an aqueous solution of NaCl on electrolysis gives H2(g), Cl2(g) and NaOH according to the equation 2Cl- (aq) + 2H2O -----> 2OH- (aq) + H2 (g) + Cl2 (g) A direct current of 25 Ampere with a current efficiency of 62% is passed through 20 litres of NaCl (20% by weight) then, the time taken to produce 1 kg of Cl2 and the molarity of the solution wrt hydroxide ion is?
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