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Question
TFM in soaps represents ______ content in soap.
Options
mineral
vitamin
fatty acid
carbohydrate
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Solution
TFM in soaps represents fatty acid content in soap.
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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
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(B) Q and R
(C) P, Q and S
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