Unit 9: Applications of Thermodynamics Flashcards
(21 cards)
∆G
Gibbs Free Energy
∆S
Entropy
standard conditions
25 celsius, 1 atm, 1 M
positive ∆G
not TFP
-∆G
TFP
8.31 j/mol*k
gas constant
redox reactions
Galvanic cells use _ to generate current
outside voltage sources
Electrolytic cells use _ to generate current
anode
oxidation takes place at the ____ electrode
cathode
reduction takes place at the _ electrode
Faraday’s Constant value
96,500 coulombs/mol
negative
cell total potential is always ____
positive
if a reaction goes from less moles reactants to more moles products, the ∆S values is ____
positive
If a reaction goes from liquid to gas, the ∆S value is ____
TFP
Positive ∆S is ____
Not TFP
Negative ∆S value is ____
Gibb’s Free Energy Units
kj/mol*K
Entropy units
j/mol*K
T units
kelvin
products
negative ∆G, K >1, reaction favors ____
reactants
If ∆G is positive, K < 1, reaction favors ____
