MCQOPTIONS
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| 1. |
For an exothermic reaction ____________________? |
| A. | Only enthalpy change (ΔH) is negative |
| B. | Only internal energy change (ΔE) is negative |
| C. | Both ΔH and ΔE are negative |
| D. | Enthalpy change is zero |
| Answer» D. Enthalpy change is zero | |