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Soaps clean surfaces on the principle based on?

Chemistry
JAMB 2021

Soaps clean surfaces on the principle based on?

  • A. viscosity
  • B. floatation
  • C. elasticity
  • D. surface tension
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Correct Answer: Option D
Explanation

Since the surface tension forces become smaller as the distance between water molecules increases, the intervening soap molecules decrease the surface tension.

There is an explanation video available below.


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Explanation Video

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Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts
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WAEC Past Questions, Objective & Theory, Study 100% offline, Download app now - 24709
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NECO June/July 2024 - Get offline past questions & answers - Download objective & theory, all in one app 48789
Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts