11 of 48 For a 1st order reaction with a starting concentration of 0.20 M will drop to what concentration after 30 seconds? (k=1.0x10-2s-1) 0.012 M 0.10 M 0.050 M 0.15 M

Q: How long will it take for the concentration of A to decrease from 1.400 M to 0.205 for the zero…

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Q: For the following first order reaction, the rate constant is 0.128 and the [A]0 = 8.44.  Calculate…

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Q: Determine the order of reaction of B in this reaction. [A] (mol/L) [B] (mol/L) Initial rate (mol/Ls)…

A: The order of the reaction is given below

Q: The half life of a first order reaction is given as 15.6 days. How long will it take to decompose to…

A: 1) First order rate constant  K1 = 2.303/t log(a)/(a-x)  2) K1 and t1/2 relation  K1 = 0.693/ t1/2…

Q: 38- The reaction A product is second order reaction , A solution originally at 0.6 M is found to be…

A: The half life of any reaction is defined as the time taken for the reducing the initial…

Q: The first-order reaction A--> B, has k = 5.67x10-2 s-1. If [A]0 = 0.500 M, how long will it take…

A: The integrated rate law for the first order as follows,

Q: product, determine the time for A to reach 1.438 M. Use the given: initial concentration of 2.553 M…

A: For 1st order kinetics,  kt = ln(Ao/A) Where,  k = rate constant  t = time  Ao = initial…

Q: A certain first-order reaction has a half-life of 60.0 minutes. How much time is required for this…

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Q: The second order reaction A Products takes 13.5 s for the concentration of A to decrease from 0.740…

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Q: A reaction was shown to follow second-order kinetics. How much time is required for [A] to change…

A: Reaction is following second order kinetics. Initial concentration of [A] (i.e. [A]0 ) = 0.500 M…

Q: For a second-order reaction of 2A --> products, determine the time it takes for A = 0.789M. initial…

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Q: How long will it take for the concentration of A to decrease from 1.25 M to 0.205 for the second…

A: FOR SECOND ORDER REACTION kt = 1/[A] -1/[A]o where k = rate constant of reaction t= time elapsed…

Q: How long will it take for the concentration of A to decrease from 1.25 M to 0.267 for the second…

A: Ans:     Given:               Ao=1.25 M               At=0.267 M                 K=1.52 M-1min-1…

Q: For the first order reaction 2X --> N + 3P, the half life is measured as 57 seconds. If the initial…

A: To solve this problem first we calculate the rate constant( K) using half life time (t1/2)  I.e K=…

Q: under experimental conditions at 320 ° C, the reaction NOBr = NO + 1 / 2Br2 is of the first order.…

A: Given : K = 2.2 × 10- ⁵ mol-¹ × sec-¹ Time = 5 hours = 5 x 60 x 60 = 18000 sec

Q: The first-order decomposition, A» products, has a rate constant of 0.02 s. Starting with (A), = 0.7…

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Q: 49. The half-life for a first-order reaction is 32 s. What was the original concentration if, after…

A: The given data is as follows: The half-life for the first-order reaction = 32 s The original…

Q: For the following second order reaction, the rate constant is 0.720 1/M s and the [A]0 = 4.64 M.…

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Q: A compound decomposes by a first-order reaction. The concentration of compound decreases from…

A: Given compound decomposes by first order reaction and concentration of compound decreses from 0.3490…

Q: A first-order reaction is 40.0% complete at the end of 39.1 minutes. What is the value of the rate…

A: Given reaction is 40% completed hence remaining concentration is 60%

Q: time(minutes) 5 lo 15 20 InCaspirin] |-0. 116 -0.231 |-0-347 |-0.462

A: Solution - According to the question - Given - For a first order reaction The relation between the…

Q: For the following second order reaction, the rate constant is 0.242 and the [A]0 = 5.88.  Calculate…

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Q: An experiment was conducted to determine the over-all order of the reaction: YOI → MIYA At the start…

A: To estimate the order of the reaction.

Q: 38- The reaction Aproduct is second order reaction , A solution originally at 0.6 M is found to be…

A: Integrated rate law for second order reaction is  1/ [A]t = kt + 1/ [A]• First we will calculate the…

Q: 1. For the second order reaction, A the concentration of A after 21.5 minutes? + Products, mitial…

A: The expression of rate constant for the second order reaction is shown below: kt = 1A-x - 1A where;…

Q: It was found that 60.4% of hydrogen peroxide degraded at 300 K in 75 minutes. Since the reaction is…

A: If amount of hydrogen peroxide [H2O2]0 at time (t = 0)  is 100  Amount of hydrogen peroxide [H2O2]…

Q: 22. The decomposition of Brz was followed as a function of time at constant temperature. A plot of…

A: The order of the reaction is the sum of exponents of concentration in the rate law equation. The…

Q: Question 18 Calculate the activation energy for the reaction (in k]/mol) when at 618 K the rate…

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Q: Chapter 13, Question 69 X Your answer is incorrect. Try again. Phosphine (PH3) decomposes into…

A: For the reaction given below: 4PH3(g)→P4(g)+6H2O(g) It is given that the reaction is a first order…

Q: How long will it take for the concentration of A to decrease from 1.400 M to 0.245 for the zero…

A: Provided initial concentration [A•]= 1.400M Provided final concentration [A]=0.245M Rate constant…

Q: The first-order decomposition, A → products, has a rate constant of 0.02 s-1. Starting with [A], =…

A: First-order reaction:The rate of the first-order reaction depends only on one reactant. According to…

Q: Determine the concentration of A after 77.007 seconds if the initial concentration of A was 0.3610 M…

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Q: The second-order reaction A → Products takes 13.5 s for the concentration of A to decrease from…

A: A numerical problem based on chemical kinetics, which is to be accomplished.

Q: 5) After 75.909 seconds the concentration of A was reduced from 0.3398 M to 0.2206 M. What is the…

A: Time (t) = 75.909 s Initial concentration of A (c0)= 0.3398 M Concentration of A at 75.909 s (c)=…

Q: Calculate the initial concentration for a first order reaction with a final concentration of 0.679…

A: Given,  Reaction = First order reaction  Final concentration = [A]t = 0.679 M  Rate constant = k =…

Q: How long will it take for the concentration of A to decrease from 1.400 M to 0.433 for the zero…

A: Zero order reaction the time taken for the decreasing concentration of reactant calculated as…

Q: It will take 1.6  min for the concentration of a compund  to decrease from 0.37 M to 0.15 M in the…

A: The half life period for a first order reaction is given by  t1/2=0.693k

Q: If the half-life of a 1st order reaction is 67 minutes, k=

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Q: 38- The reaction A → product is second order reaction, A solution originally at 0.6 M is found to be…

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Q: A first order reaction takes 20 minutes for 25% decomposition. Calculate the time when 75% of the…

A: The given data contains, The time required for 25% completion of reaction is 20 minutes. A=25A0=100

Q: A first-order reaction (C D) has a half-life of 10 minutes. If the initial > concentration of C is…

A: Given data of questions = First order reaction half life =10 minutes  Initial concentration ofCo…

Q: another question will save this response. Question 7 Question 7 of 20 What value is represented by…

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Q: 8) A first order reaction starts with a concentration of reactant equal to 0.040 M. After two hours,…

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Q: At the start of the reaction, the concentration of YOI is equal to 5.142 M. After 118.0 seconds, its…

A: Here we are required to find the order of the reaction for the given chemical reaction

Q: A first-order reaction (A concentration of A is 0.80 M, what is the concentration of B after 50…

A: Given,  Reaction : A→B order of the reaction  : 1st order half life of A : 25 minutes initial…

Q: A particular first order reaction has a rate constant of 7.35X 10E4 s-1 at 25.0 degrees Celsius what…

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Q: In 2nd order reaction 2OH →→ H2O + O k = 1.47 x 1010 M-1 s-1. There is an initial OH concentration…

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Q: The following set of data was obtained by the method of initial rates for the reaction: 10)…

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Q: The zero order reaction A → Products takes 63.5 minutes for the concentration of A to decrease from…

A: For a zero-order reaction, the rate of reaction is independent of the concentration of reactants.

Q: A reaction was shown to follow second-order kinetics. How much time is required for [A] to change…

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