Week 2 Chemical Potential Flashcards

1
Q

what are the three chemical potential differential eqn

A

μ = dG/dN = dF/dN = dE/dN

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2
Q

what is gibbs energy chemical potential

A

G = ΣμiNi

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3
Q

what is the partial pressure eqn

A

Pi = (Ni/N)P

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4
Q

what is true of the Gibbs free energy at eqm

A

it is at a minimum

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5
Q

what is the eqm constant eqn

A

Kp = exp[-gr/RT0] = Q

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6
Q

how do you know if a reaction favours the products or reactants

A

if Q < Kp more product

if Q > Kp more reactants

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7
Q

what is the relation between microstates and macrostates

A

Properties of a macrostate are averaged over many microstates

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8
Q

what is the macrostate eqn

A

= ΣpiXi

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9
Q

describe the 3 ensembles

A

microcanonical ensemble - real system is isolated
canonical ensemble - real system is in contact with heat
grand canonical ensemble - real system exchanges heat and particles

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10
Q

what is the general binomial coefficient equation

A

N! / n!(N-n)!

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