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Chemistry 14B Final

UCLA

TermDefinition
delta s entropy - disorder a state function Qrev/T and NRln vf/vi
Aldehydes Prefix - formyl Suffix - -al -COH
Alcohol Prefix - hydroxy Suffix - -ol -OH
Carboxylic Acid Prefix - Carboxy Suffix - oic acid -COOH
Halogen Fluoro Chloro Bromo Iodo -X
Ether Prefix - oxy C-O-C
delta h Enthalphy - a way to express energy suitable for normal lab conditions in chemistry
Thermodynamics The study of heat and energy. It is the transformation of energy from one from to another.
Types of Energy Mechanical, thermal, chemical and electric
q irreversible -w irreversible, PexdeltaV
q reversible -w reversible, -NRT LN vf/vi
Path Function The path or history that the system undergoes is relevant
State function The path or history that the system has undergone is irrelevant.
Intensive property independent of quantity Temperature, Density, Pressure
Extensive property scales with quantity Mass, Volume, Energy
Q Heat
W Work
Second law of thermodynamics Entropy increases until maximum has been reached. Delta S of universe = Delta S of system + Delta S of summation that must be greater then 0.
Ester prefix - oxycarbonyl suffix - ester -COOR
Ketone Prefix - oxo Suffix - one -CO
Amine Prefix - amino Suffix - amine -NH2
Amide Prefix - carbamoyl Suffix - amide -CONH2
Acyl Chloride Prefix - chloroformyl Suffix - oyl chloride -COOCL
Nitrile Prefix - Cyano Suffix - nitrile -CN
Third law of thermodynamics A perfectly ordered crystal at 0 kelvin is taken to have an entropy of zero (no chaos)
Created by: ceciliaraquel
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