MCQOPTIONS
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| 1. |
The size of dispersed particles in coarse dispersion ranges from |
| A. | 1 µm to 100 µm. |
| B. | 1 nm to l00nm |
| C. | 1mm to 100cm |
| D. | Less than 1 µm |
| Answer» B. 1 nm to l00nm | |