19. What is the relationship of viscosity in IMF? The higher viscosity, the strongest the IMF The higher viscosity, the lower the IMF III. Higher temperature, lower viscosity. IV. Lower temperature, lower viscosity. I and II I and III 1. I. a. с. II and III b. d. II and IV

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19. What is the relationship of viscosity in IMF?
The higher viscosity, the strongest the IMF
The higher viscosity, the lower the IMF
III. Higher temperature, lower viscosity.
IV. Lower temperature, lower viscosity.
1.
II.
I and II
b. I and III
с.
d. II and IV
a.
II and III
20. Which of the following describes surface tension in water?
surface tension occurs due to ionic bonding
surface tension is caused by water molecules repelling one another
surface tension allows water to support small objects if they are placed carefully on its surface
surface tension of water is weakened by hydrogen bonding
a.
b.
C.
d.
21. Which of the following scenarios is an example of cohesion?
a.
water molecules stick to the surface of a mirror.
b.
water sticks to the walls of blood vessels.
C.
water molecule stay on the tip of the needle because the water is attracted to the surface of the needle.
d.
water molecules stick to one another and form a bead
Transcribed Image Text:19. What is the relationship of viscosity in IMF? The higher viscosity, the strongest the IMF The higher viscosity, the lower the IMF III. Higher temperature, lower viscosity. IV. Lower temperature, lower viscosity. 1. II. I and II b. I and III с. d. II and IV a. II and III 20. Which of the following describes surface tension in water? surface tension occurs due to ionic bonding surface tension is caused by water molecules repelling one another surface tension allows water to support small objects if they are placed carefully on its surface surface tension of water is weakened by hydrogen bonding a. b. C. d. 21. Which of the following scenarios is an example of cohesion? a. water molecules stick to the surface of a mirror. b. water sticks to the walls of blood vessels. C. water molecule stay on the tip of the needle because the water is attracted to the surface of the needle. d. water molecules stick to one another and form a bead
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