Chapter 11 Flashcards by Shannon Chowdhury

Q

Coulombs

A

1.6 x 10^-19 C

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Q

Faraday Constant

A

96,485 C/Mol e^-

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Q

Standard EMF

A

EMF = E^o_red + E^o_ox

do not multiply with moles

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Q

EMF and Gibbs Free Energy

A

ΔG = -nFE_cell

ΔG^o = -nFE^o_cell

F expressed as J/V = C

ΔG expressed in J

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Q

Effect of [] on EMF

A

E_cell = E^o_cell - (RT/nF)(lnQ)

Measured with a voltmeter or potentiometer

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Q

EMF and K_eq

A

ΔG^o = -RTlnK_eq

nFE^o_cell = RTlnK_eq

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