You have four beakers A, B, C and D. Out of A and B one has hard water and the other has soft water.

Question

You have four beakers A, B, C and D. Out of A and B one has hard water and the other has soft water.

You have four beakers A, B, C and D. Out of A and B one has hard water and the other has soft water. Out of C and D one has soap solution and the other has detergent solution. How would you identify these liquids?

Monjur Alahi

4 views

2025-01-04 04:42

1 Answers

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Salim Ahmed Kawsar · Accepted Answer · 2023-02-05T15:29:48+06:00

Salim Ahmed Kawsar

On adding soap solution, lather will be formed in the beaker containing soft water only. On adding detergent solution lather will be formed by both hard and soft water.

4 views Answered 2023-02-05 15:29