A) \[{{10}^{-7}}\] to \[{{10}^{-9}}\,m\]
B) \[{{10}^{-9}}\] to \[{{10}^{-17}}\,m\]
C) \[{{10}^{-5}}\] to \[{{10}^{-7}}\,m\]
D) \[{{10}^{-4}}\] to \[{{10}^{-10}}\,m\]
Correct Answer: A
Solution :
Colloidal particles range between \[{{10}^{-7}}\] to \[{{10}^{-9}}\] m or \[{{10}^{-5}}\] to \[{{10}^{-7}}\] cm.
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