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On dissolving sugar in water at room tem...

On dissolving sugar in water at room temperature solution feels cool to touch. Under which of the following cases dissolution of sugar will be most rapid?

A

sugar crystals in cold water

B

sugar crystals in hot water

C

Powdered sugar in cold water

D

Powerded sugar in hot water

Text Solution

Verified by Experts

The correct Answer is:
D
As solution is coold to touch, dissolution is endothermic. Hence, high temperature will favour dissolution Further, powdered sugar has large surface area and will dissolve faster.
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