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| 1. |
Suppose you have four test tubes labelled as 'A' , 'B' , 'C' and 'D' ,'A' contains plain water 'B' contains solution of an alkali 'C' contains solution of and 'D' contains solution of sodium chloride which one of these solutin will turn phenoplhthalein solutionpink ? |
| Answer» Answer :B | |