Rate Equation Calculations (AQA A-Level Chemistry): Flashcards

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Rate Equation Calculations
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Units of reaction rate

mol dm−3^{-3} s−1^{-1}

Units of kk for 1st order reaction

s−1^{-1}

Units of kk for 2nd order reaction

mol−1^{-1} dm3^3 s−1^{-1}

Units of kk for 3rd order reaction

mol−2^{-2} dm6^6 s−1^{-1}

Arrhenius equation for kk

k=Ae−EaRTk = A e^{-\frac{E_a}{RT}}

AA in Arrhenius equation

Arrhenius constant/pre-exponential factor

EaE_a in Arrhenius equation

Activation energy (J mol−1^{-1})

Value of gas constant RR

8.31 J K−1^{-1} mol−1^{-1}

Slope of ln kk vs 1T\frac{1}{T} plot

−EaR-\frac{E_a}{R}

Y-intercept of ln kk vs 1T\frac{1}{T} plot

ln⁡A\ln A

Explore AQA A-Level Chemistry Revision Notes by Topics

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Thermodynamics (A Level only)

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Equilibrium constant (Kp) for Homogeneous Systems (A Level only)

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Explore AQA A-Level Chemistry Quizzes by Topics

Thermodynamics (A Level only)

Rate Equations (A Level only)

Equilibrium constant (Kp) for Homogeneous Systems (A Level only)

Electrode Potentials & Electrochemical Cells (A Level only)

Fundamentals of Acids & Bases (A Level only)

Further Acids & Bases Calculations (A Level only)

Explore AQA A-Level Chemistry Exam Questions by Topics

Thermodynamics (A Level only)

Rate Equations (A Level only)

Equilibrium constant (Kp) for Homogeneous Systems (A Level only)

Electrode Potentials & Electrochemical Cells (A Level only)

Fundamentals of Acids & Bases (A Level only)

Further Acids & Bases Calculations (A Level only)

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