Question

Would you be able to check if water is hard by using a detergent?

Answer 1

Answer:

Detergent forms lather with hard and soft water both, while a soap forms lather with soft water only. Thus, it is not possible to check if the water is hard or not by using a detergent.

Answer 2

Answer:

Detergent forms lather with hard and soft water both, while a soap forms lather with soft water only. Thus, it is not possible to check if the water is hard or not by using a detergent.

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