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प्रश्न
TFM in soaps represents ______ content in soap.
पर्याय
mineral
vitamin
fatty acid
carbohydrate
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उत्तर
TFM in soaps represents fatty acid content in soap.
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संबंधित प्रश्न
Distinguish between esterfication and saponification reaction with the help of the chemical equations for each.
Explain esterification reaction with the help of a chemical equation. Describe an activity to show esterification.
Fill in the following blank with suitable word:
............. is better than soap for washing clothes when the water is hard.
Why is soap not suitable for washing clothes when the water is hard?
Why have detergents replaced soap as a washing agent?
A student takes 4 mL of distilled water in each of four test tubes I, II, III and IV, and then dissolves an equal amount of four different salts namely NaCl in I, CaCl2 in II, MgCl2 in III and KCl in IV. He then adds 8 drops of the given soap solution to each test tube and shakes the contents of the test tube 10 times. In which test tubes will enough lather (foam) be formed ?
(A) I and II
(B) II and III
(C) I and IV
(D) III and IV
Why are soaps not suitable for washing clothes when the water is hard?
Explain why synthetic detergents are superior to soap.
Explain why often coloured spots are formed on clothes during washing.
______ molecules go and join with dirt and oil in the cloth.
