MCQOPTIONS
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MCQOPTIONS
| 1. |
Which of the following is an example of an inactive atmospheric suspended particle? |
| A. | NaCl |
| B. | (NH<sub>4</sub>)<sub>2</sub> SO<sub>4</sub> |
| C. | AlCl<sub>3</sub> |
| D. | Charcoal |
| Answer» E. | |