MCQOPTIONS
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MCQOPTIONS
| 1. |
What is the fusion temperature of Magnesia? |
| A. | 1700<sup>o</sup>C |
| B. | 2180<sup>o</sup>C |
| C. | 2800<sup>o</sup>C |
| D. | 3500<sup>o</sup>C |
| Answer» D. 3500<sup>o</sup>C | |