Question

which of the following set of substances contain acid? 1. grapes,lime water 2. vinegar,soap 3. curd,milk of magnesium 4. curd,vinegar

Answer 1

curd and vinegar..... curd contains lactic acid and vinegar contains acetic acid.

Answer 2

$\huge\color{Orange}{Hey friend}$

here is your answer:

The answer is $\bf\color{yellow}{4. Curd, Vinegar}$

since curd contains lactic acid and vinegar has acetic acid.

hope it helps you!!

$\boxed{Thankyou!!}$