MCQOPTIONS
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MCQOPTIONS
| 1. |
Which one is dual process? |
| A. | Na<sub>2</sub>CO<sub>3</sub>+NH<sub>4</sub>Cl |
| B. | Na<sub>2</sub>CO<sub>3</sub>+NaCl |
| C. | NH<sub>4</sub>Cl+Ca(OH)<sup>2</sup> |
| D. | CaCO<sub>3</sub>+NaCl |
| Answer» B. Na<sub>2</sub>CO<sub>3</sub>+NaCl | |