Explain micelle formation in soap solution.

Explain micelle formation in soap solution.
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Explain micelle formation in soap solution.
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Last Answer : Bob suggested that Dave hold his finger in the air while someone wound a piece of string tightly around his finger just above the metal ring. The string forced the swelling down. As they ... the ring up. They continued winding and unwinding the string until the ring could be easily removed.

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Pick out the wrong statement. Raoult's law does not apply, when the (A) Size of component molecules are not equal (B) Attractive forces between like and unlike molecules in the solution are approximately equal (C) Component molecules are non-polar (D) Chemical combination or molecular association between unlike molecules takes place in the formation of solution

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Last Answer : (C) Component molecules are non-polar

During crystallisation, formation of crystal can occur in __________ solution only. (A) Saturated (B) Supersaturated (C) Under-saturated (D) All (A), (B) and (C)

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Last Answer : (B) Supersaturated

Pick out the wrong statement. (A) Swenson-Walker crystalliser is a batch crystalliser (B) Super saturation of the solution is the driving potential for a crystal growth (C) The liquor left after the removal of crystals from a solution is called mother liquor (D) The first stage of crystal formation is called nucleation

Description : Pick out the wrong statement. (A) Swenson-Walker crystalliser is a batch crystalliser (B) Super saturation of the solution is the driving potential for a crystal growth (C) The ... a solution is called mother liquor (D) The first stage of crystal formation is called nucleation

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An aqueous solution of glycine is neutral because of the formation of : (a) Carbanion (b) Zwitterion (c) Carbonium ions (d) Free radicals

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Last Answer : Zwitterion

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Last Answer : (B) Vaporisation

The enthalpy change when ammonia gas is dissolved in water is called the heat of (A) Solution (B) Formation (C) Dilution (D) Combustion

Description : The enthalpy change when ammonia gas is dissolved in water is called the heat of (A) Solution (B) Formation (C) Dilution (D) Combustion

Last Answer : (A) Solution

Explain why hard water produces less lather with soap?

Description : Explain why hard water produces less lather with soap?

Last Answer : Ans- Hard water forms scum/precipitate with soap. Soap containing sodium stearate (C17H35COONa) reacts with hard water to precipitate out Ca/Mg stearate.