[References]Consider two reaction vessels, one containing A and the other containing B, with equal concentrations at t = 0. If both substances decompose by first-order kinetics, wherekA = 5.00 x 10-4 s-1kB = 4.00 x 10-3 s1%3Dhow much time must pass to reach a condition such that [A] = 4.00[B]?Time%3DSubmit AnswerTry Another Version10 item attempts remainingt12:45 PMearchO ECHO12/6/2021< >

Consider two reaction vessels, one containing A and the other containing B, with equal concentrations at t = 0. If both substances decompose by first- order kinetics, where kA = 5.00 x 10-4s-1 kB = 4.00 x 10-3 s-1 how much time must pass to reach a condition such that [A = 4.00 B? %3D Time = Submit Answer Try Another Version 10 item attempts remaining

Consider two reaction vessels, one containing A and the other containing B, with equal concentrations at t = 0. If both substances decompose by first- order kinetics, where kA = 5.00 x 10-4s-1 kB = 4.00 x 10-3 s-1 how much time must pass to reach a condition such that [A = 4.00 B? %3D Time = Submit Answer Try Another Version 10 item attempts remaining

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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Consider a chemical reaction: 3 A +2B2C+2D the initial rate was measured at three different reactant concentrations. What is the rate law for the reaction? Trial 1 2 3 Initial Initial [Α] [B] (mol/L) (mol/L) (mol/(L-min)) 0.300 0.100 0.100 0.100 Initial Rate 0.100 0.200 1.35 x 10-1 1.50 X 10-2 3.00 x 10-2
Part B Consider the second-order reaction: 2HI(g)→H₂(g) + I₂(g) Use the simulation to find the initial concentration [HI], and the rate constant k for the reaction. What will be the concentration of HI after t = 5.44x10¹0 s ([HI]) for a reaction starting under the condition in the simulation? Express your answer in moles per liters to three significant figures. ► View Available Hint(s) for Part B for Part do for Part redo for Part B res@or Part B keyboard shortcuts for Part B help for Part B [HI] = 1.6810³ Submit Previous Answers X Incorrect; Try Again; 5 attempts remaining mol L
Determine the rate law for the data below and give the value of the rate constant (k). If you have the constant correct, the rest of the rate law should also be correct :) Experiment Initial A Initial B Rate of Formation for C 1 0.00036 0.0052 5.3980x10-7 2 0.00036 0.0104 1.0796x10-6 3 0.00018 0.0104 2.6990x10-7
Part A A first-order reaction (AB) has a half-life of 25 minutes. If the initial concentration of A is 0.900 M, what is the concentration of B after 50 minutes? (Do not use a calculator to solve this problem.) Express your answer with the appropriate units. [B] = Submit ovide Feedback ■ μA Value Request Answer @ C Units ? Review | Constants I Periodic Table P Pearson MacBook Pro Copyright © 2023 Pearson Education Inc. All rights reserved. | Terms of Use | Privacy Policy | Permissions | Contact Us | Nex
Cindy decomposed a metal hydroxide via the reation: Mt(OH) 3 → MtO + H20, and then collected concentration and time data. After analyzing on her TI84 the following data were obtained. [Mt(OH)3] vs. time a = 2.10 x 104 In[Mt(OH)3] vs. time a = -5.80 x 10-5 b = -0.770 r = 0.999 [Mt(OH)3] vs. time a = -1.72 x 10-5 b = 0.450 r = 0.917 2.00 %3D r² 0.981 What is the order with respect to Mt(OH)3? What is the value of the rate constant for this reaction?
Enabled: Exam 2 Be sure to answer all parts. Consider the reaction A+B Products From the following data obtained at a certain temperature, determine the order of the reaction. Enter the order with respect to A, the order with respect to B, and the overall reaction order. [A] (M) | [B] (M) Rate (M/s) A. 匚 1.50 1.50 2.50 01 x 07 Reaction 1.50 6.40 x 10 Proctorio is sharing your screen. Stop sharing < Prev 10 of 17
1:18 Sun, 16 June bb. = University of South Australia Dashboard Course Outline Content Academic Integrity Assessment In Grades Ө SP2 2024 Chemistry 100 Dashboard > CHEM 1006 > Online Quizzes > Online quiz 4 Question 4 If the rate law for the reaction Correct Mark 1.00 out 2A + 3B → products of 1.00 Remove flag is first order in A and second order in B, then the rate law is rate = a. k[A][B] b. k[A][B]² c. K[A]²[B]² d. k[A][B] e. k[A]²[B] Extensions Resources Your answer is correct. The correct answer is: k[A][B]² Recordings 16 b *༢ དཱི51% 10 ? Yunseo Kwon = ||| о Sunday, 16 June 2024 1:18 am ACST ←
For the reaction A+B+CD+E, the initial reaction rate was measured for various initial concentrations of reactants. The following data were collected: Trial 1 2 3 4 [A] [B] [C] (M) (M) (M) 0.30 0.30 0.30 0.30 0.30 0.90 0.60 0.30 0.30 0.60 0.60 0.30 Initial rate (M/s) 9.0x10-5 2.7×10-4 3.6x10-4 3.6*10-4 Part E Given the data calculated in Parts A, B, C, and D, determine the initial rate for a reaction that starts with 0.35 M of reagent A and 0.50 M of reagents B and C? Express your answer to two significant figures and include the appropriate units. Indicate the multiplication of units explicitly either with a multiplication dot or a dash. ► View Available Hint(s) μA 3.9 10 Submit M S Previous Answers ? X Incorrect; Try Again; 5 attempts remaining
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Question 30 of 39 Submit The zero order reaction A → Products takes 63.5 minutes for the concentration of A to decrease from 0.970 M to 0.205 M. What is the value of k for this reaction? M/min 1 3 4 C 7 8 9 +/- х 100 Tap here or pull up for additional resources
Q5 - Half-life Homework • Unanswered lodine atoms combine to form molecular iodine in the gas phase. This second order reaction has a rate constant of 7.0 x 109 1/(M*s). Calculate the time required for the iodine concentration to decrease from 0.60 M (t=0) to 0.30 M. Note: this specific time is known as the half-life of the reaction. |(g) + I(g) → I2(g) -> |2{8) Select an answer and submit. For keyboard navigation, use the up/down arrow keys to select an answer. a 2.4 x 10-10 s b 9.9 x 10-11 s 4.3 x 10-11 s