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Intermediate4 equations~6 hours

Chemistry and the Molecular World

Reaction rates, equilibrium, and molecular kinetics.

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  1. 1

    Arrhenius Equation

    Intermediate
    k=Ae−Ea/RTk = A e^{-E_a / RT}

    Reaction rate constant increases exponentially with temperature.

    Chemical Sciences
    Physical Chemistry
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  2. 2

    Gibbs Free Energy

    Intermediate
    ΔG=ΔH−TΔS\Delta G = \Delta H - T\Delta S

    Spontaneity of a process depends on enthalpy change minus temperature times entropy change.

    Chemical Sciences
    Physical Chemistry
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  3. 3

    Nernst Equation

    Advanced
    E=E∘−RTnFln⁡QE = E^\circ - \frac{RT}{nF}\ln Q

    Electrode potential depends on standard potential and reaction quotient.

    Chemical Sciences
    Physical Chemistry
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  4. 4

    Michaelis-Menten Equation

    Intermediate
    v=Vmax⁡[S]Km+[S]v = \frac{V_{\max}[S]}{K_m + [S]}

    Enzyme reaction rate saturates as substrate concentration increases.

    Chemical Sciences
    Biochemistry
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