1.

If we use phenolphthalein as an indicator in a titration of \[N{{a}_{2}}C{{O}_{3}}\] with \[HCl,\] the usual result is [CBSE PMT 1989]

A. No visible change will occur
B. The indicator reacts with the acid
C. The indicator reacts with the base
D. Sodium chloride and carbonic acid will be formed
Answer» B. The indicator reacts with the acid


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