LT#1: Rxn Spontaneity Flashcards
1
Q
A spontaneous reaction….
A
occurs when all you do is mix reactants together.
2
Q
Thermodynamic favourability describes…
A
The direction that a reaction usually goes
3
Q
Define Entropy
A
Measurement of the chaos, randomness or disorder of a system.
4
Q
The Second Law of Thermodynamics states…
A
entropy is constantly increasing in the universe.
5
Q
How is entropy increased in a system?
A
Increase the amount of particles present, or make particles with more disorganized states.
6
Q
Reactions that are always spontaneous are…
A
exothermic and increase entropy
7
Q
What value of ∆G indicates a spontaneous reaction?
A
Negative
