Q881.°C ₁₂A first order reaction has ty₂ = 39 s at 300 °Cand K = 0.25s¹ at 430.°C. What is Ea for this reaction!-1a) 271 kJ mol- b) 68K5 mol-d) 312 KJ mol-1e) 227 kJ mol.c) 17 kJ mol-1-I

Answered: Image /qna-images/answer/7aa789ad-effd-4f88-9750-505fe05b6d55.jpg

A first order reaction has t₁/₂ = 39 s at 300. °C, and k=0.25 5" at 430.°C. What is Ёa for this reaction? c) 17 кг тог' а) 271 ку тог ь) 6815 тор d) 312 КГ то - e) 227 kJ mol"

A first order reaction has t₁/₂ = 39 s at 300. °C, and k=0.25 5" at 430.°C. What is Ёa for this reaction? c) 17 кг тог' а) 271 ку тог ь) 6815 тор d) 312 КГ то - e) 227 kJ mol"

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: What is the expression for Kc for the following reaction? PC13(g) + Cl2(g)=PC!5(g)

A: Equilibrium constant Kc is written for a general reaction as A + B ↔ C+ D Kc= [C][D][A][B]

Q: The reaction 2502(g) + O2(g) +2503) is an exothermic reaction. How would [SO] be affected by each of…

A: Answer:- This question is answered by using the simple concept of Le Chatelier principle which…

Q: he initial [A] is 1.10 M and (B] is 1.70 M. The equilibrium constant is 0000098, What is the…

A: Equilibrium constant is defined as ratio of concentration of to the concentration of reactant…

Q: 12. (10 pts) Under the right conditions radical bromination of A produces compound B as shown below…

A: This given reaction is radical bromination .( Also called as allylic bromination ) In this reaction…

Q: Consider the reaction 2 N2O (g) = 2 N2 (g) + O2 (g) where Kc = 0.24 at 25 °C. If 0.12 M N2O (g),…

Q: N2 (g) + 3 H2 (g) - 2 NH3 (g), Ke = 112 (at 450 K) AH° = + 29 kJmol In this reaction at equilibrium,…

A: The compound ammonia is generated when the species nitrogen gas and hydrogen gas are combined in the…

Q: Organic compounds that contain large proportions of nitrogen and oxygen tend to be unstable and are…

A: Rate constant at 73.2oC , k = 0.00029 s-1 Rate constant at 101.7oC , k= 0.018 s-1 Moles of C2(NO2)6…

Q: Ksp at 25 °C for Cd(OH)2 is 5.9 ×× 10−15 if you were assigned cadmium(II) hydroxide as your…

A: Ksp of Cd(OH)2 is 5.9×10-15 Using the data we have to calculate the expected concentration of…

Q: A general reaction written as A+ 2B C+2D is studied and yields the following data: [A]o [B]o Initial…

A: The first step is to calculate the reaction order with respect to each reactant using the…

Q: Account for the fact that there are more products than reactants in this reaction, when equilibrium…

A: At equilibrium, PH2 = 1.20 × 10-2 atm, PI2 = 3.90 x 10-3 atm, and PHI = 2.30 × 10-1 atm

Q: 11. If molar concentrations are BrC g) 1.5 x 10-3M 1.5 x 10-2M Br2(9) 1.5 x 10-2M Cl210) What is Q?…

A: In order to calculate Q first, the reaction quotient expression is determined.

Q: (a) In which of the following reactions would you expectthe orientation factor to be least important…

A: Orientation factor gives the knowledge about collisions which occur in proper orientation which…

Q: For the reaction: A-> products: What are the units for k if m=2? *The answer must be in the form…

A: 1M.time or dm3mol.time or Lmol.time

Q: For the following parallel reactions: B k-1 kg B k-2 What is the ratio of [D] to [J} initially? What…

A: Parallel or competing reactions When a reactant gives two product (desired, and undesired)…

Q: Consider the following reaction, where Kc = 0.658 at a particular temperature: N204(g) = 2 NO2(g)…

Q: Explain in your own words why reaction (a) would be faster than reaction (b). (a) H+(aq) + Cl¯(aq)…

A: The reaction a) would be faster than reaction b) should be explained

Q: 5. a) b) c) d) e) What is the correct equilibrium constant expression for the following reaction?…

A: Solution - The equilibrium constant of reaction is dependent on product formation . common equation…

Q: For the reaction below, what will be true for the system if [NH3] = 0.30 M, [H2] = 0.15 M, and [N2]…

Q: Some Al,Cl, (at a partial pressure of 0.473 atm) is placed in a closed container at 454 K with some…

A: At equilibrium, 3 Al2Cl6 (g) → 2 Al3Cl9 (g) Initial partial pressure of Al2Cl6 = 0.473 atm. Initial…

Q: The following mechanism has been proposed for the reac- tion of nitric oxide and chlorine: Step 1.…

A: Since you have posted multiple questions, we are entitled to answer the first only.

Q: Consider the reaction 2 N20 (g) = 2 N2 (g) + 02 (g) where Ke = 0.24 at 25 °C. If 0.12 M N20 (g),…

A: M

Q: The reaction 4HC| (g) + 02 (g) +> 2H20 (g) + 2Cl2 (g) has a Kc value of 7.21 x 108 at 25°C. Predict…

Q: 13.Phosgene COCl₂ dissociates as follows: COC1₂(g) CO (g) + Cl₂(g). At 720 °C the Kc value is 3.63 X…

A: % dissociation of phosgene is calculated as per formula shown below.

Q: For the reaction N₂(g) + 3H₂(g) m 2 N₂(g) at 25.0°C, the Kaof the reaction is 5.4x 10³. Use the…

Q: For a certain reaction, K. = 25.5 and k = 33.3 M.s. Calculate the value of the reverse rate…

A: Kc = 25.5 Kf = 33.3 M-2 s-1 Kb = ?

Q: Consider the following elementary reaction: N2O(g) -> N2(g) + O(g) Suppose we let k1 stand for the…

A: here is the expression that gives the equilibrium concentration of N2O in terms of k1, k-1, and the…

Q: · A B Time (s) 13. The diagram above represents a reaction system over time. (a) Write a chemical…

Q: reaction, constants for the forward and backward reactions are 0.16 and 4x 10', respectively. What…

A: 10) Answer : Correct option is C) 4 X 10-6 Given : Kf = 0.16 Kb =…

Q: n the course, you saw a very important principle, the Châtelier principle. According to this…

A: Solution -

Q: Determine la constante de equilibrio de la reacción AB2(g) + B(g) →→ AB3(g) usando las reacciones…

A: Solution is given below

Q: Photosynthesis can be represented by 6CO2(g) + 6H2O(1) = C,H12O6(s) + 602(g) Which of the following…

Q: Describe the observations or measurements that could be made to allow you to follow the rate of the…

A: 1. The melting of a substance takes place when the temperature of surroundings exceeds its melting…

Q: What will happen to the rate of the reaction if the concentration of SeO4 is increased by 10 times?

Q: Calculate the K, from the following data. start: equil: Ka Ka H₂S 1.000 M 0.9923 M 0.0077 M + g.…

A: Acid dissociation constant Ka for a reaction is defined as the product of the molar concentrations…

Q: For the equilibrium: A ↔ B, if [A]o = 0.162, [B]o = 0.569, and Keq = 47.8, what are [A]eq and…

A: Recall the given equilibrium, A ↔ B…

Q: For the following reactions at cônstäfnt pre ΔΗ> ΔΕ. ΔΗ< ΔΕ, or ΔΗ ΔΕ. . a. 2HF(g) → H;(g) + F2(g)…

A: a. The stated reaction is, The expression for Δng is shown below, Δng = (Number of gaseous…

Q: (c) If 0.100 mol of C₂(NO2)6 is dissolved in CCl4 at 67.3°C to give 1.00 L of solution, what will be…

A: Solving CDE C. To find reactant concentration left after given time. D. find the activation…

Q: EX7 The first-order bidirectional reaction is given: k₁ k.1 with rate constantsk₁=5 x 10-²S-¹ and…

Q: Write a balanced chemical equation for the reaction depicted. Express your answer as a chemical…

Q: For the reaction below: 2 NO(g) + 2 H2(g) → N2(g) + 2 H2O(g) What is the reaction constant (Q) if…

Q: If for the reaction aX + bY→ products, the rate law is determined to be r = k[X]'[Y]°, then а. the…

Q: Correct Although the forward reaction is third order, the reverse is second order. Rate-study data…

Q: In which of the following reactions will the pressure increase upon completion of the reaction at…

A: Pressure will increase when Mole of gas of reactant is less then the Mole of product . In reaction D…

Q: The compound IrH;(CO)(P(C,H5);)2 exists in two forms: the meridional (“mer") and facial (“fac"). At…

A: Given data mer → fac ; rate constant : k1 = 2.33 s-1fac → mer ; rate…

Q: 8) For the reaction CO(g) + 3 H2(g) = H2O(g) + CH4(g), Kc = 190 at 1000 K. If a vessel is filled…

A: When Q = K, the system is at equilibrium and there is no shift to either the left or the right.…

Question

Q88
1.°C ₁₂
A first order reaction has ty₂ = 39 s at 300 °C
and K = 0.25s¹ at 430.°C. What is Ea for this reaction!
-1
a) 271 kJ mol- b) 68K5 mol-
d) 312 KJ mol-1
e) 227 kJ mol.
c) 17 kJ mol-1
-I

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 by step

Solved in 2 steps with 2 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

What is the Kc for the Target reaction below at 500 K given Reaction A and B? (picture)
Construct the expression for Kc for the following reaction. Drag the tiles into the numerator or denominator to form the expression. Each reaction participant must be represented by one tile. Do not combine terms. PLOY JOHY 24.01 H.O (1) H (aq) + OH (aq) K₂ = HOP P+1 201 pry JOH RESET 201
3
For a reversible reaction with a one-step mechanism, A B, the rate of the forward resction is rate48x 10s[A] and the rate of the reverse reaction is rate,73 x 10 (B What is the value of K. for this reaction? O 2.5 x 10-1" O 7.0 x 10 O 6.6 x 10 O 7.0x 10 O 1.4x10-
Please explain properly.
How do you solve HWK1?
How do I calculate k when [X]= .42 M and the rate of reaction is .0030 M/s. I can't remember exactly how to do this type of problem. Thank you for the help !
At 37.0 °C, the reaction CO2(g) + H2O(l) ⇔ H+(aq) + HCO3-(aq) has K = 2.94x10-8. If [H2O] = 55.5 mol L-1, [H+] = 95.4 µmol L-1, and [HCO3-] = 12.4 mmol L-1 at equilibrium, determine the PCO2 (pressure of CO2) in bar.
Choose the correct equilibrium constant expression corresponding to Kc for the heterogeneous reaction O O Ke о Kc = OKc 2 [H₂01² [0₂][CH4] Kc = Ke 2[H₂O]² [0₂] [CH4] = Ke [02₁] 1 [0₂][CH₁] [H₂O]2[C] [0₂][CH4] CH4(g) + O₂(g) = C(s) + 2H₂O(g)
Q10
Consider the gaseous reaction below. N2g) + 2 H20(g) -- 2 NO(g) + 2 H2(a) Ke=1.0 x 109 at 10 °C Complete the sentence. If initially, the concentration of N2 is 1.3 M and 2.1 M for water vapor, OA the x is small approximation cannot be made because 2x is greater than 5% of 2.1. B. the x is small approximation can be made because x is less than 5% of 1.3. C. the x is small approximation can be made because 2x is greater than 5% of 2.1. O D. the x is smail approximation cannot be made because x is greater than 5% of 1.3. O E. none of the above
Consider the quilibrium reaction between X and Y, as shown below: X=Y AG The reaction is started with 10 mmol of X; no Y is initially present. After 48 hours, analysis reveals the presence of 10 mmol of X and 0 mmol of Y. Which is the most likely explanation? = −1 - 45 kJ mol X and Y have reached equilibrium concentrations. An enzyme has shifted the equilibrium toward X. Formation of Y is kinetically slow; equilibrium has not been reached by 48 hours. Formation of Y is thermodynamically unfavorable. Two of the above explanations are reasonable.