

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. | |