See what we can offer to your school
"SimpleStudy just makes sense...”
Get the best plan for your school
10 questions from this quiz
Change in heat energy of the system
Negative
Temperature falls
Lower energy level than reactants
Minimum energy for reaction to occur
298 K
Exactly one mole
0 kJ mol⁻¹
-57 kJ mol⁻¹
Select your subjects, and get access to A+ resources today.