A first-order reaction is 75.0% complete in 320.s. a. What are the first and second half-lives for this reaction? b. How long does it take for 90.0% completion?

Q: The kinetic data shown below were observed for the reaction:    BF3 (g)     +   NH3 (g)…

A: Given: Table showing kinetic data BF3g+NH3g→F3B.NH3g To find: Order with respect to NH3 Solution:…

Q: The reaction A → B + C is zero order with respect to A. When [A]0 = 0.71 M, the reaction is 51.1 %…

A: Given-------- [Ao]=0.71M Time t=63.4min Reaction is 51.1% completed so reactant remain =0.71-(…

Q: 2. Consider the chemical kinetics data set given below for the following reaction at 300K: 1 N20 → N…

A: concentration vs time graph show that this reaction follow first order reaction because first order…

Q: 2. In a first order reaction, the reaction is 73% complete in 47s. What is the rate constant for…

A: Please find the answer attached.

Q: 2. A certain second order reaction has a half-life of 58.0 s. Determine the time (in seconds) needed…

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Q: How many half-lives are required for a first-order reaction toreach 799% completion?

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Q: 4. order A reaction of A → podrs follow of A poducts follow a zeroth Kinetics order concentration of…

A: For a zero order reaction, rate constant is given by: where [A] is the final concentration, [Ao] is…

Q: A reaction was observed to have a first dependence to AB and second order dependence to C2. What is…

A: Given  Order of a reaction with respect to AB  = 1  Order of reaction with respect to C2    = 2 Rate…

Q: (a) Use the data to calculate the aver-age rate from 8.0 to 20.0 s.(b) Is the rate at exactly 5.0 s…

A: Chemical kinetics deal with rate of reaction and the factors on which rate depends. Rate of reaction…

Q: Why may some gas-phase reactions show fi rst-order kinetics?

A: In chemical kinetics, the order of the reaction is 1 when the speed of the reaction depends upon…

Q: 2. The isomerization of ammonium cyanate (NH4CNO) to urea follows the second-order kinetics with a…

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Q: A reaction of A → praducts follow a Zeor th Order Kinetics w/a constant of S.75 X 10 6 Ms!. a). How…

A: The given reaction is zero order reaction.   The reaction is zero order which means it is…

Q: 4. A second-order reaction of the type A+ 2B P was carried out in a solution that was initially…

A: Given: A + 2 B  ----->  P Initial concentration of A = 0.085 mol/dm3 Initial concentration of B =…

Q: Number 2

A: The initial number of moles and molarity of solution is calculated using the mass and molar mass.

Q: Is the reaction mechanism for No1. correct? Could you also explain how to do No2. and what the THF…

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Q: p-order reaction is 50 % lete in 120 s. What are the nd and third half-lives for this ion? ( Hint:…

A: Half life (t1/2) : time taken for half of the reaction completion is called half life  For zero…

Q: The half-life of a reaction of compound A to give compounds D and E is 7.75 min when the initial…

A: Given that :-             A    ---->  D   + E   half-life of a reaction of compound A is7.75…

Q: A second-order reaction is exhibited by the dimerization of acetylene to form 1,3 cyclobutadiene:…

A: We have to predict the concentration of reactant after two half lives.

Q: From the following data for the first-order gas-phase isomerization of CH;NC at 215 °C, calculate…

A: Since we know that the relationship between the concentration of reactant i.e [A] and time for a…

Q: (b) use the data above to calculate the rate constant. k = (mol/L/s, s-1, L/mol/s, or L2/mol2/s). 3…

A: Given: For experiment a, [Y] = 2.7 mmol/dm3  Let the complex as X , concentration of complex =[X] =…

Q: Compound K decays slowly by second order kinetics with a rate constant of 0.33 M-1 yr-1. You measure…

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Q: 1) A first – order reaction is 65% complete at the end of 50 minutes . - a) What is the value of the…

A: Rate constant and half-life of first order reaction can be determined using integrated rate equation…

Q: Given: 2NO2  -->  2NO +  O2  [NO2]o (M)                            Rate (M/s) 0.01…

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Q: The reaction A → B + C is zero order with respect to A. When [A]0 = 0.858 M, the reaction is 23.4 %…

A: Half life of a zero order reaction is given by the formula-  t12=[A0]2k where t12 is the half life…

Q: The reaction A→BA→B is first order reaction in [A][A]. Consider the following data. Time (ss)…

A: The integrated rate equation for first order reaction is  k = (1/t) × ln ( [R]o/[[R] ) k = rate…

Q: A number of reactions that take place on the surfaces of cata lysts are zeroth order in the…

A: A zeroth-order reaction is a reaction in which the rate of the chemical reaction does not depend on…

Q: What is the rate constant for the reaction? (in M-1s-1)

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Q: (a) For the generic reaction A S B what quantity, when graphed versus time, will yield a straight…

A: Since we know that, for different order of reactions, the relationship between the concentration of…

Q: Bonus: A certain reaction A – B is second order with respect to A. If 80% of the sample remains…

A: The reaction in which the rate of reaction depends on two concentration terms are second order…

Q: The half-life for the second-order decomposition reaction of 0.400 M HI to form H2 and I2 is 27.9…

A: Given: Half-life for the second-order decomposition reaction = t1/2 = 27.9 hours = 27.9 × 3600 sec…

Q: The decomposition of nitramide in aqueous solution at 25 °C NH2NO2(aq)N2O(g) + H2O(l) is first…

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Q: What is the rate constant for this reaction (in M-1 hr-1)?

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Q: The reaction A → B + C is second order with respect to A. When [A]0 = 0.75 M,  the reaction is 30 %…

A: use equation for second order reaction.

Q: Hypothetically, the reaction H2 + 2IC1 → I2 + 2HC1 is first order in [H2] and second order in [ICl].…

A: The possible second step mechanism has to be given.

Q: A possible mechanism for the gas phase reaction of NO and H2 is as follows: Step 1    2NO…

A: a) Since we have not given the values of the K for any reaction and also nothing is given about the…

Q: What is the standard free energy of the transition state for a first order reaction proceeding at…

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Q: At a certain temperature this reaction follows second-order kinetics with a rate constant of…

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Q: The decomposition of H202 in aqueous solution is a first-order process. If [H202lo = 0.882 M and k =…

A: Given,  The decomposition of H2O2 in aqueous solution is first order process.  Initial…

Q: The decomposition of nitramide in aqueous solution at 25 °C NH2NO2(aq)  N2O(g) + H2O(l) is first…

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Q: The reaction A → B + C is second order with respect to A. When [A]0 = 0.15 M,  the reaction is 25 %…

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Q: The reaction below is second order in [H202] and has a rate constant of 0.071 M-1m- 1: 2H2O2 (1) →…

A: Kinetics based on second order rxn.... 1/[A] = kt + 1/[A]0

Q: Hydrogen peroxide, H2O2 (aq) decomposes to H2O (l) and O2 (g) in a reaction that is first order in…

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Q: A second-order reaction is 50 % complete in 120 s. What are the second and third half-lives for this…

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Q: 4.2 * 10 - 4s - 1 . What is the half- life 4. The rate constantk for a first-order reaction is equal…

A: Half life is the time at which the initial amount of reactant is reduced to it's half value.

Q: Consider a first order reaction AB → A + B If the reaction is 34% complete at the end of 39 s, what…

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Q: (a) The decomposition of A into products has a value of K as 4.5 × 103 s-1 at 10°C and energy of…

A: Rate of a reaction as well as the rate constant increases with increase in the temperature. The…