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Question
Pick out the wrong statement.
Options:
A .  The binary diffusivity in liquids is of the order of 10⁻⁵ cm² /sec
B .  Molecular diffusion in solid is much faster than that in liquids
C .  Particles movement from higher concentration to lower concentration takes place in diffusion process
D .  According to Poiseuille's law, the permeability decreases with increase in temperature for flow of a gas through a given capillary
Answer: Option B

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