3
QuizMultiple Choice
Enthalpy of Reaction
Question 3 • Foothill-B Period-Chemistry-26/27B
Jason combines the two intermediate steps shown.Which best describes what Jason should do with the oxygen molecules?
Answer
A
Place two of them as products.B
Place two of them as reactants.C
Cancel them out because there is one in each equation.D
Double them because there is one in each equation.