1.

Size of colloidal particles varies from

Answer»

`10^(-9)` to `10^(-7)`m
`10^(-17)` to `10^(-9)m`
`10^(-7)` to `10^(-5)` m
`10^(-10)` to `10^(-4)`m

Solution :Colloidal PARTICLES RANGE between `10^(-9)` to `10^(-7)m` or `10^(-7)` to `10^(-5)cm`.


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