A) \[0.1\text{ }\mu m\text{ }to\text{ }0.001\text{ }\mu m\]
B) \[10\,\mu \,\,to\,\,20\,\,\mu \]
C) \[0.5 \mu \,m\,\,to\,\,0.1 \mu \,m\]
D) \[25 \mu \,\,to\,\,30 \mu \]
Correct Answer: A
Solution :
The size of colloidal particles is of the order\[0.1\,\,\mu m\,\,to\,\,0.001\,\,\mu m\].
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