MCQOPTIONS
Saved Bookmarks
MCQOPTIONS
| 1. |
Setting time of cement increases by adding ___________? |
| A. | Gypsum |
| B. | CaCl<sub>2</sub> |
| C. | NaOH |
| D. | Hydrogen peroxide |
| Answer» B. CaCl<sub>2</sub> | |