6 of 614. For the following first-order reaction X Y, the number of X molecules are placed inthree same vessels at 100°C (i = 8 molecules, ii = 6 molecules, iii = 12 molecules)(a) compare rates of the reaction in these three vessels?(b) if the volume of each vessels were doubled, how would the relative rates be changed?(c) Explain the comparative t/2 of the reactions in (i) to (iii)?15. Variation of the rate constant with temperature for the first-order reaction2N2OS(g)→2N2O4ag) + Ozg)is given in the following table. Dctermine graphically the activation cnergy for the reaction.k (s)1.74 x 105T (K)2956.61 x 102.51 x 1043053157.59 x 1042.40 x 103325335 10. Use MO theory to find out if the Bez molecule are exisled and explain.11. Explain the bonding structure of the PH3 in stan dings of hybridization.12. For the first-order reaction A → B图图t=0t = 16(a) Calculate the rate constant of the reaction.(b) When t= 32 s and t = 64 s, find out yellow and blue molecules number?13. For reaction zero-order (A → B), draw the rate of the reaction versus |AJ.

#14: (a): Since this is a first order reaction, rate is proportional to the 1st power of [X].…

14. For the following first-order reaction X → Y, the number of X molecules are placed in three same vessels at 100°C (i= 8 molecules, ii = 6 molecules, iii = 12 molecules) (a) compare rates of the reaction in these three vessels? (b) if the volume of each vessels were doubled, how would the relative rates be changed? (c) Explain the comparative t1/2 of the reactions in (i) to (iii)? 15. Variation of the rate constant with temperature for the first-order reaction 2N2O5(g)→2N2049) + Ozg) is given in the following table. Determine graphically the activation cnergy for the reaction. k (s ) 1.74 x 105 6.61 x 105 2.51 x 104 T (K) 295 305 315 325 7.59 x 104 335 2.40 x 10

14. For the following first-order reaction X → Y, the number of X molecules are placed in three same vessels at 100°C (i= 8 molecules, ii = 6 molecules, iii = 12 molecules) (a) compare rates of the reaction in these three vessels? (b) if the volume of each vessels were doubled, how would the relative rates be changed? (c) Explain the comparative t1/2 of the reactions in (i) to (iii)? 15. Variation of the rate constant with temperature for the first-order reaction 2N2O5(g)→2N2049) + Ozg) is given in the following table. Determine graphically the activation cnergy for the reaction. k (s ) 1.74 x 105 6.61 x 105 2.51 x 104 T (K) 295 305 315 325 7.59 x 104 335 2.40 x 10

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...

See similar textbooks

Related questions

Q: A certain first-order reaction (A→products) has a rate constant of 9.30x10-3 s-1 at 45 °C. How many…

Q: O KINETICS AND EQUILIBRIUM Writing the rate law implied by a simple mechanism Suppose the reaction…

Q: Urea (NH2CONH2), which is the end product in protein metabolism in animals, undergoes decomposition…

A: The reaction follows forst order kinetics.

Q: A reaction is proposed to occur in two steps. Step 1: Step 2: Slow 000 Fast (a) Add the elementary…

A: Chemical reactions can be added, subtracted, or multiplied like an algebraic equation.

Q: (a) What is th O Mºs-1 O The rate

Q: The reaction 1 1 ICI(g) + H₂(9)→l₂(g) + HCI(g) is first-order in both reactants. At a certain…

Q: Identify each of the following elementary reactions as unimolecular, bimolecular, or termolecular,…

A: we have to determine the molecularity and rate law expression

Q: The elementary reaction 2 NO2 (g) → N2O4 (g) is an example of a/an elementary step. (A) (B)…

A: The elementary reactions are those in which only one reactant reacts to give the product. Like -…

Q: At a certain temperature the rate of this reaction is first order in H,PO, with a rate constant of…

Q: Under certain conditions the rate of this reaction is zero order in ammonia with a rate constant of…

Q: At 25 °C, the decomposition of dinitrogen pentoxide, N205 (g), into NO2 (g) and O2 (g) follows…

Q: The following chemical reaction: A → products shows first order kinetics with respect to A; rate =…

Q: What is the rate law for this reaction? (b) If the rate constant for this reaction at a certain…

Q: The decomposition of sulfuryl chloride (SO₂Cl₂) is a first-order process. The rate constant for the…

A: Given: Rate constant (k) is 4.5×10-2 s-1. Initial pressure is 335 torr. Time is 62 s.

Q: The following initial rates have been found for the reaction A + B = C + D. a) What is the order of…

A: Using intial rate method we have solved all the problems

Q: (4) Use the following experimental data to write the rate law and the rate constant for the reaction…

A: Given: Chemical reaction: 2 NO (g) + O2 (g) → 2 NO2 (g) Let “x" be the order of the reaction with…

Q: Consider the first-order reaction C₂H6 2 CH3 at 500°C where its half-life is 21 minutes. (a) How…

A: It is known as a first-order reaction when the rate of the reaction is proportional to the reactant…

Q: The reaction 2A + 2B → M+ N has the rate law: Rate = k[A]?. At 25°C, k = 0.0107 L mol 1 s-1. If the…

A: For the second-order reaction, the sum of the exponents in the rate law is two. The rate of…

Q: The gas phase reaction of iodine with silane takes place according to a second-order reaction: I2(9)…

A: Answer: This question is based on Arrhenius equation that gives us relation between rate constant,…

Q: Be sure to answer all parts. Acetone is one of the most important solvents in organic chemistry. It…

Q: The gas phase reaction of iodine with silane takes place according to a second-order reaction: I(g)…

Q: The relative initial rates of the reaction A 2 +B 2→ products in vessels (a)-(d) are 1:1:4:4.…

A: The order of the reaction is given by the sum of exponential powers of the reactants present in the…

Q: 1) The half-life for a first-order reaction, A→B is 7.75 s. If the initial [A] is 0.75 M, how…

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: In the presence of excess thiocyanate ion, SCN-, the following reaction is first order in iron(III)…

Q: [4] Consider the following mechanism for the reaction of nitric oxide and hydrogen: ki 2NO(g)+ H2(g)…

A: The speed at which a chemical reaction is occurring is called the rate of the reaction. Generally,…

Question

6 of 6
14. For the following first-order reaction X Y, the number of X molecules are placed in
three same vessels at 100°C (i = 8 molecules, ii = 6 molecules, iii = 12 molecules)
(a) compare rates of the reaction in these three vessels?
(b) if the volume of each vessels were doubled, how would the relative rates be changed?
(c) Explain the comparative t/2 of the reactions in (i) to (iii)?
15. Variation of the rate constant with temperature for the first-order reaction
2N2OS(g)→2N2O4ag) + Ozg)
is given in the following table. Dctermine graphically the activation cnergy for the reaction.
k (s)
1.74 x 105
T (K)
295
6.61 x 10
2.51 x 104
305
315
7.59 x 104
2.40 x 103
325
335

10. Use MO theory to find out if the Bez molecule are exisled and explain.
11. Explain the bonding structure of the PH3 in stan dings of hybridization.
12. For the first-order reaction A → B
图图
t=0
t = 16
(a) Calculate the rate constant of the reaction.
(b) When t= 32 s and t = 64 s, find out yellow and blue molecules number?
13. For reaction zero-order (A → B), draw the rate of the reaction versus |AJ.

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

SEE SOLUTION Check out a sample Q&A here

Step 1

VIEW

Step 2

VIEW

Step 3

VIEW

Step by step

Solved in 3 steps with 1 images

SEE SOLUTION Check out a sample Q&A here

Knowledge Booster

Learn more about

Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, chemistry and related others by exploring similar questions and additional content below.

Similar questions

The first-order reaction, 2 N2O(g) → 2 N2(g) + O2(g), has a rate constant equal to 0.76 s-1 at 1000 K. How long (in sec) will it take for the concentration of N2O to decrease to 42% of its initial concentration?
4) The decomposition of phosphorus pentachloride (PCIS) into phosphorus trichloride (PCI3) and chlorine gas (Cl2) is a first order process with a rate constant of 0.0842 s at a certain temperature. If 40.4 s after the reaction begins, the concentration of PCIs is 0.0203 M, what was the initial concentration of PCI3? (A) 6.76 x 104 M (B) 0.609 M (C) 3.42 M (D) (E) 0.495 M ES 0.820 Mt (D)
For the first-order reaction N2O5( g) 2 NO2 g) + → t1/2= 20.5 h at 20°C and 3.5h at 40°C. (a) Calculate the activation energy of this reaction. (b) If the Arrhenius constant A = 2.5 x 105 s', determine the value of k at 50°C.
6. The rate constant for the reaction, 2 N₂O5 (g) → 4 NO2 (g) + O2 (g), doubles when the temperature is raised from 295.65 K to 300.62 K. (a) Determine the activation energy (in kJ/mol) for the reaction, assuming that the pre- exponential factor, A, in the Arrhenius equation is independent of temperature. (b) At what temperature would you predict this rate constant to increase by another factor of 10 relative to its value at 300.62 K?
Suppose the reaction between nitric oxide and bromine proceeds by the following mechanism: step elementary reaction 1 NO (g) + Br₂ (g) → NOBr₂ (g) k₁ k₂ 2 NOBr₂ (g) + NO (g) → 2NOBr (g) Suppose also k₁ « k₂ . That is, the first step is much slower than the second. Write the balanced chemical equation for the overall chemical reaction. Write the experimentally- observable rate law for the overall chemical reaction. Note: your answer should not contain the concentrations of any intermediates. 0 rate = k rate constant 010 X Ś
Hydrogen peroxide decomposes spontaneously to yield water and oxygen gas according to the reaction equation 2H,0, (aq) — 2н,00) + 0,(8) The activation energy for this reaction is 75 kJ-mol-1. In the presence of a metal catalyst, the activation energy is lowered to 49 kJ-mol-1. At what temperature would the non-catalyzed reaction need to be run to have a rate equal to that of the metal-catalyzed reaction at 25 °C? T = K
The decomposition of sulfuryl chloride (SO2CI2) is a first-order process. The rate constant for the decomposition at 660 K is 4.5 10-2 s-1. (a) If we begin with an initial SO2Cl2 pressure of 335 torr, what is the pressure of this substance after 61 s? 22.40 is wrong. Incorrect: Your answer is incorrect. torr (b) At what time will the pressure of SO2Cl2 decline to one eighth its initial value? 26.20 is wrong Incorrect: Your answer is incorrect. s By what factor will the pressure of sulfuryl chloride decrease after 8 half lives? Note: The answer wants this value: (335 torr)/value = final pressure after decay 128 is wrong. Incorrect: Your answer is incorrect. value