MCQOPTIONS
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| 1. |
For an exothremic 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. | |