B. The contact angle for water on clean glass is close to zero. Calculate the surface tension of water at 30°C given that at that temperature water climbs to a height of 11.2 cm in a clean glass capillary tube of internal radius 0.130 mm. The density of water at 30°C is 0.9956 g cm. a) 70.1 mN m²l b) 71.1 mN m²¹ c) 72.3 mN m™¹ d) 73.0 mN m²

B. The contact angle for water on clean glass is close to zero. Calculate the surface tension of water at 30°C given that at that temperature water climbs to a height of 11.2 cm in a clean glass capillary tube of internal radius 0.130 mm. The density of water at 30°C is 0.9956 g cm. a) 70.1 mN m²l b) 71.1 mN m²¹ c) 72.3 mN m™¹ d) 73.0 mN m²

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

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