A) sample 'A' is basic
B) sample 'B' is acidic
C) (ii) observation confirms neutralisation
D) All the above are correct
Correct Answer: D
Solution :
Phenolphthalein gives a pink colour with basic solution so sample 'A' is basic. Sample 'A' and 'B' react to give neutralization reaction which is exothermic (evolution of heat) so solution 'B' is acidic.You need to login to perform this action.
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