

MCQOPTIONS
Saved Bookmarks
1. |
What is the enthalpy change of a reaction at 30oC, if the enthalpy of reactant at 30oC and 25oC are 18 J and 15 J, and enthalpy of product at 30oC and 25oC are 10 J and 8 J, and the enthalpy change of reaction at 25oC is 45 J? |
A. | 10 J |
B. | 25 J |
C. | 50 J |
D. | 100 JView answer |
Answer» D. 100 JView answer | |