(a) Explain the process of preparation of soap in the laboratory. (b) – InterviewSolution

1.	(a) Explain the process of preparation of soap in the laboratory. (b) Why is common salt (sodium chloride) added during the preparation of soap? (c) Why is soap not suitable for washing clothes when the water is hard?
Answer» (a) Explain the process of preparation of soap in the laboratory. (b) Why is common salt (sodium chloride) added during the preparation of soap? (c) Why is soap not suitable for washing clothes when the water is hard?

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