MISSED THIS? Watch IWE: Using the Two-Point Form of the Arrhenius Equation : Read Section 15.5. You can click on the Review link to access the section in your e Text. at A reaction has a rate constant of 1.21x10-4 ST 29 °C and 0.225 s at 79 °C. Tuin Part A Determine the activation barrier for the reaction. Express your answer in kilojoules per mole to three significant figures. View Available Hint(s) 15] ΑΣΦ Ea = Submit IMPRES Part B What is the value of the rate constant at 15 °C? Express your answer in reciprocal seconds to three significant figures. View Available Hint(s) 15. ΑΣΦ Submit ? kJ/mol 8-1

MISSED THIS? Watch IWE: Using the Two-Point Form of the Arrhenius Equation : Read Section 15.5. You can click on the Review link to access the section in your e Text. at A reaction has a rate constant of 1.21x10-4 ST 29 °C and 0.225 s at 79 °C. Tuin Part A Determine the activation barrier for the reaction. Express your answer in kilojoules per mole to three significant figures. View Available Hint(s) 15] ΑΣΦ Ea = Submit IMPRES Part B What is the value of the rate constant at 15 °C? Express your answer in reciprocal seconds to three significant figures. View Available Hint(s) 15. ΑΣΦ Submit ? kJ/mol 8-1

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

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Can someone please help with question 15a. Will give thumbs up.
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What is the activation energy (in kJ) for the forward reaction?
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The answer I have is wrong. It’s not to the 3rd or -3rd power.
= O KINETICS AND EQUILIBRIUM Using the Arrhenius equation to calculate Ea from k versus T data The rate constant k for a certain reaction is measured at two different temperatures: k 81.0 °C 4.0×10¹¹ 137.0 °C 1.6x10¹2 temperature Assuming the rate constant obeys the Arrhenius equation, calculate the activation energy E for this reaction. Round your answer to 2 significant digits. E = 0 mol x10 X 1/5
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X Cut AaBbCcl AaBbCcDc AaBbCcD AaBbCcE AaB AaBb CcC Aa8be T No Spac. Heading 2 Calibri (Body) | AA Aa. E , 刻T Copy Paste Subtle Title Subtitle BIU abc x, x A - y- A- Heading 1 T Normal Format Painter Paragraph Styles Font Clipboard I 10 11 6. From the data variation of the reaction rate of the following temperatures: 1500 T (K) k (M1 second ) 500 1000 5,49 x 106 9,86 x 108 5,09 x 10° Specify: a. Amount of Activation Energy (Ea) b. Magnitude of the pre-exponential factor (A)
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The rate constant k for a certain reaction is measured at two different temperatures: temperature k 330.0 °C 3.6 × 10 264.0 °C 1.3 × 10* Assuming the rate constant obeys the Arrhenius equation, calculate the activation energy E, for this reaction. a Round your answer to 2 significant digits. kJ E a mol
I need help with questions 6-10 please