MCQOPTIONS
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MCQOPTIONS
| 1. |
Which compound is liberates higher heat? |
| A. | C<sub>2</sub>S |
| B. | C<sub>3</sub>S |
| C. | C<sub>3</sub>A |
| D. | C<sub>4</sub>AF |
| Answer» C. C<sub>3</sub>A | |