MCQOPTIONS
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MCQOPTIONS
| 1. |
In which of the following solutions must combination electrodes be soaked after cleaning? |
| A. | KCl |
| B. | LiCl |
| C. | KNO<sub>3</sub> |
| D. | K<sub>2</sub>SO<sub>4</sub> |
| Answer» B. LiCl | |