MCQOPTIONS
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| 1. |
Catalyst is a substance, which __________ chemical reaction. |
| A. | increases the speed of a |
| B. | decreases the speed of a |
| C. | can either increase or decrease the speed of a |
| D. | alters the value of equilibrium constant in a reversible |
| Answer» D. alters the value of equilibrium constant in a reversible | |