Exam 1 review Flashcards by Adalae Simpao | Brainscape

Q

The VP at BP is

A

1

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Q

delta H

A

change in enthalpy

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Q

delta S

A

change in entropy

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Q

delta G

A

change in free energy

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Q

vaporization

A

deltaH>0
deltaS>0

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Q

evaporation

A

s

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Q

sublimation

A

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Q

melting

A

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Q

condensation

A

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Q

deposition

A

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Q

Henry’s Law

A

C_gas=K_H * P_gas

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Q

molarity

A

M=moles solute/L solution

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Q

find moles

A

using grams and molar mass (g/mol)

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Q

molality

A

m= moles solute/kg solvent

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Q

mole fraction solute

A

X_solute=
moles solute/moles solution

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Q

mole fraction solvent

A

X_solvent=
moles solvent/moles solution

Q

osmotic pressure equation

A

osmotic pressure=iMRT

Q

VP and temp

A

Higher VP=Higher temp

Q

IMF and VP

A

stronger IMFs = lower VP

Q

standard temp

A

298 K

Q

ΔG= (-)

A

product favored
K>1
Q>K
spontaneous

Q

ΔG = (+)

A

reactant favored
K<1
Q<K
non-spontaneous

Q

finding ΔG at equilibruim

A

ΔG° = -RTlnK

Q

A