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  • Soap helps in cleaning clothes, becauseOption: 1 Chemicals of soap changeOption: 2 It incre

Soap helps in cleaning clothes, because

Option: 1

Chemicals of soap change


Option: 2

It increases the surface tension of the solution


Option: 3

It absorbs the dirt


Option: 4

It lowers the surface tension of the solution


Answers (1)

best_answer

As we learnt in Surface tension that due to surface tension, liquids tend to minimize their surface area.
Thus, Soap helps to lower the surface tension of the solution, thus soap get stick to the dust particles and grease and these are removed by action of water.
Therefore, Option (4) is correct

Posted by

Ritika Harsh

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