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1. What is the role of IMF, cohesion and adhesion in surface tension of liquids? 2....

1. What is the role of IMF, cohesion and adhesion in surface tension of liquids?

2. Calculate the surface tension of an unknown sample at 20C using water as standard given the following data: 17gtts of water weights 66.25 g and 20 gtts of the unknown weighs 68g. Surface tension of water at 20C = 72.8 dynes/cm.

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