C3.3 Energy Calcuations Flashcards
1
Q
energy released=
A
mass of water heated x specific heat capacity x rise in temperature
2
Q
Is breaking bonds endothermic?
A
yes
3
Q
Is making bonds exothermic?
A
yes
4
Q
What do you need to work out to calculate the energy change for a chemical reaction?
A
how much energy is needed to break the chemical bonds, how much energy is released when the new bonds are formed