100 ml of a solution containing NaHCO3 Na CO3 required 50 ml

Last updated: 7/4/2023

100 ml of a solution containing NaHCO3 Na CO3 required 50 ml of 0 1 M HCI to reach the phenolphthalein end point But the same volume of this solution required 125 ml of 0 2 M HCI to reach the methyl orange end point The molarities with respect to HCO3 and CO ions in the solution would be respectively A 0 05 0 05 C 0 025 0 025 B 0 025 0 05 D 0 15 0 05