I. Mass
II. Density
III. Temperature
...
I. Mass
II. Density
III. Temperature
IV. Nature of substance
which of the above affect diffusion?
I and II only
I,II and IV only
II, III and IV only
I, II, III and IV
Correct answer is C
Rates of diffusion of a substance generally depend on density temp. and nature of substance II,III and IV
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