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Question
Water, coconut oil, and _______ are necessary for soap preparation.
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Solution
Water, coconut oil, and animal fat are necessary for soap preparation.
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RELATED QUESTIONS
A student takes about 4 ml of distilled water in four test tubes marked P, Q, R and S. He then dissolves in each test tube an equal amount of one salt in one test tube, namely sodium sulphate in P, potassium sulphate in Q, calcium sulphate in R and magnesium sulphate in S. After that he adds an equal amount of soap solution in each test tube. On shaking each of these test tubes well, he observes a good amount of lather (foam) in the test tube marked
(A) P and Q
(B) Q and R
(C) P, Q and S
(D) P, R and S
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What change will you observe if you test soap solution with a litmus paper (red and blue)? Give reason for your observation.
Why is soap not suitable for washing clothes when the water is hard?
What is a soap? Name one soap.
Explain why soap cannot be used in hard water.
The saponification of a fat or oil is done using _____ solution for hot process.
What are the similarities between Soap and synthetic detergent.
