Considering the following diagram, the activation energy of the reverse reaction is about 160 120 80- Products 40 Reactants Reaction progress A) 60 kJ/mol B) 80 kJ/mol C) 130 kJ/mol D) 20 kJ/mol Energy (kJ/mol)

Potential Energy (kJ/mol) 112.5- 90.0- 67.5- 45.0- 22.5. 0.0 1 Which statement is incorrect for the following reaction profile for a single collision reaction? Reaction Profile 3 A) Point 1 is the reactant. B) The activation energy is 90 kJ/mol. C) The activated complex exists at point 2. D) AH = 0.0 kJ/mol. E) The reaction is endothermic.

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Using the potential energy diagram determine the activation energy (each division is 10kg).

tab lock atrol D esc Question 14 Based on the initial-rate data below, which is the magnitude (units omitted) for the specific-rate constant for this reaction? Rate (M/s) 1.3 x 10-7 5.2 x 10-7 1.0 x 10-6 [HgCl2] (M) [C2042-] (M) 0.10 0.10 0.10 0.20 0.20 0.20 O 5.2 x 10-6 O 1.3 x 104 O 1.3 x 10-5 O 2.0 x 10-7 Question 15 ! An chemical reaction has specific-rate constant 1.10 x 104 s¹ at 470 C. How many hours are required for a 0.335 M solution to decrea to 0.051 M? 1 O A B Ā N @ 2 W S X 2 option command w # E D DS 4 C R TI % 5 V 2 T G > A 6 MacBook Pro CO B Y 4) & 7 H U N 00 8 J - M ( 9 K O ) O < H 5 L P command

For the reaction mechanism below answer the questions.    Fast equilibrium             OH-   +  O2NNH2  --> O2NNH-   +     H2O   Slow                                                     O2NNH-       -->   N2O      +          OH-   a. What is the overall reaction?

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Energy (kJ/mol) 50 -37.5 25 +12.5 1 Which statement is incorrect for the following reaction profile? 2 Reaction Profile 3 A) The reaction is exothermic. B) The activation energy is 50 kJ/mol. C) AH = -25.0 kJ/mol. D) Point 2 is an activated complex. E) The products are lower in energy than the reactants.

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Please help me answer these 2