CH. 2.3 - ENTROPY AND SPONTANEOUS CHANGE Flashcards
1
Q
What is a spontaneous process?
A
a process that occurs with no outside help - reaction happens on its own
2
Q
A process is ______________ in one direction and _______________ in the reverse direction
A
spontaneous, non-spontaneous
3
Q
What is entropy?
A
the measure of randomness/disorder of a system
4
Q
a large entropy = ___________
A
the highest number of possible arrangements for a system
5
Q
when ΔS > 0: ____________________
A
there is an increase in disorder
6
Q
When ΔS < 0: _____________________
A
There is a decrease in disorder
7
Q
TRUE OR FALSE: states that are highly disordered are generally more probable in nature
A
TRUE
8
Q
TRUE OR FALSE: spontaneous processes are always fast
A
FALSE: spontaneity and reaction rate are NOT related (spontaneous processes can be slow)
9
Q
A
