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In collodial state, particle size range ...

In collodial state, particle size range from : 10−1000Å, 20−50Å, 1−10Å, 1−280Å

A

`10 - 1000 Å`

B

`20 - 50 Å`

C

`1 - 10 Å`

D

`1 - 280 Å`

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The correct Answer is:
A
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