Exam 1 Flashcards
1
Q
Equation of:
PPM
PPB
PPT
A
grams of solute / grams of sol
x 10^6
x 10^9
x 10^12
2
Q
Equation of mol fraction
A
moles of solute / moles of solute + moles of water
3
Q
Equation of molality
A
moles of solute / kg of solvent
4
Q
Entropy is…
Sign
+ =
- =
A
Degree of disorder and randomness in a system
Delta S
+ = increase in disorder
- = decrease in disorder
5
Q
Enthalpy is…
Sign
+ =
- =
A
Total heat content of a system
Delta H
+ = Endo
- = Exo
6
Q
Spontaneous delta S =
A
Increase in the amount of disorder of the universe
7
Q
Spontaneous delta G =
A
Reaction occurs
8
Q
Delta G + =
Delta G - =
A
Non spontaneous = no reaction or too slow
Spontaneous = reaction occured
9
Q
Delta S increases with regards to:
A
(s) to (l) to (g) Increase T Increase V Increase MW Increase Mol
