Question

A mixture of 20 ml solution containing 0.2 M Na CO2,
0.3 M NaOH and 0.20 M NaHCO, was titrated with
50 ml of a solution of H,SO, using phenolphthalein
indicator. Strength of H,SOsolution is
(A) 0.1 M
(B) 0.15 M
(C) 0.05 M
(D) 0.20M
​

Answer 1

Explanation:

0.20m answer ha pagalj aphids s