6
QuizMultiple Choice
Enthalpy of Reaction — Unit test
Question 6 • Foothill-B Period-Chemistry-26/27B
Which energy changes in the enthalpy of solution are endothermic, and which are exothermic?
Answer
A
Hsolute and Hsolvent are endothermic; Hmix is exothermic.
B
Hsolute is endothermic; Hsolvent and Hmix are exothermic.
C
Hsolute is exothermic; Hsolvent and Hmix are endothermic.
D
Hsolute, Hsolvent, and Hmix are all exothermic.