The pH of an aqueous solution of a 0.1M solution of a weak monoprotic acid which is 1% ionised is:
The pH of an aqueous solution of a salt is 10. The salt
Consider the two solutions: I: 0.5 M NaCl aqueous solution at 25^(@)C , NaCl is complete ionized. II: 2.0 M C_(6)H_(5)COOH in benzene at 25^(@)C , C_(6)H_(5)COOH dimerizes to the full extent. Which of the following statements(s) is (are) correct?
One litre of 1M aqueous NaCl solution is electrolysed by using 20 amp current (50%efficiency) for 96.5 seconds.The pH of solution after the electrolysis will be
An aqueous solution whose pH= 0 is
What is the pH of a 0.50M aqueous NaCN solution ? (pK_(b)of CN^(-)=4.70)
If Pt is used as cathode in the electrolysis of aqueous NaCl solution, the ion reduced at cathode is :
The pH an aqueous solution of Al^(3+) is likely to be.
To increase the pH value of a neutral solution we should add
The pH of an aqueous solution of CH3COONa of concentration C(M) is given by :
