Energy Flashcards
1
Q
How can you tell if it’s an endothermic reaction
A
As energy is absorbed the products have more energy than the reactants
2
Q
Heat energy change
A
Mass of solution x 4.2 x temperature change
3
Q
MEXO BENDO means..
A
Making bonds is exothermic
Breaking bonds is endothermic
4
Q
Define endothermic and exothermic
A
Endothermic: heat is absorbed from its surroundings
Exothermic: Heat is given out to its surroundings
5
Q
Energy change
A
Bonds broken - bonds made
