Which of the following set of substances contain acids? (a) Grapes, lime water (b) Vinegar, soap (c) Curd, milk of magnesia (d) Curd, vinegar
ScienceClass 7CBSEAnswered 27 Mar 2026
Answer
Soln:
The answer is (d) Curd, vinegar
Explanation:
Curd contains lactic acid, and vinegar contains acetic acid.
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