For a particular first-order reaction, it takes 48 minutes for the concentration of the reactant to decrease to 25% of its initial value. What is the value for rate constant (in s-1) for the reaction?  (SHOW CALCULATIONS)

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Q: The reaction A + 2B → products was found to be first-order to A and first- order to B. When the…

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Q: The half-life of a first order reaction is 1 hr. Calculate the value of the rate constant in s-1.

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Q: The rate triples when [BrO] triples. When [BrO] is halved, the rate decreases by a factor of 4.…

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Q: 1) At a given temperature, a first-order reaction has a half-life of 155 minutes. How many minutes…

A: Since you have asked multiple type questions, we will solve only first  questions for you. If you…

Q: At a certain temperature this reaction follows first-order kinetics with a rate constant of 1.57 s…

A: 2Cl2O5(g) ----> 2Cl2(g) + 5O2(g) Reaction follows first order kinetics. Rate constant (k) = 1.57…

Q: A certain first-order reaction has a rate constant of 0.00950 1/min at 300 K. What is the half-life…

A: Half life is the time when the concentration of reactants becomes half.

Q: Consider the second-order reaction: 2HI(g) →H₂(g) +12(g) Use the simulation to find the initial…

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Q: It takes 42min for the concentration of a reactant in a first-order reaction to drop from 0.45 M to…

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Q: TRUE OR FALSE: The half-life of a first-order reaction, with respect to only one reactant, is…

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Q: At a certain temperature this reaction follows first-order kinetics with a rate constant of 7.88 x…

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Q: The rate constant for a zero order reaction is 2x10-2molL-isec-1. The concentration of the reactant…

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Q: What is the order of a reaction that has a single reactant and when plotting the logarithm values…

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Q: Consider the following elementary steps that make up the mechanism of a certain reaction:…

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Q: Students may do this by plotting the data three different ways. For each plot, time goes on the…

A: Second order reaction- It is the reaction in which the rate of reaction depends on either the…

Q: At a certain temperature this reaction follows first-order kinetics with a rate constant of 7.21 x…

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Q: At a certain temperature the rate of this reaction is second order in NH, with a rate constant of…

A: The given chemical reaction is as follows: 2NH3(g)  → N2(g) + 3H2 The rate constant for second order…

Q: The initial concentration of a reactant in a zero-order reactioin is 1M. The rate constant k is…

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Q: Describe how graphical methods can be used to determine the order of a reaction and its rate…

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

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Q: The first-order reaction, SO2C12 → SO2 + Cl2, has a rate constant equal to 2.20 x 10° s at 593 K.…

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Q: In a first order reaction, the concentration of the reactant decays to its half in 10 minutes.…

A: The half-life of a first-order reaction can be determined by using the following formula: t12 =…

Q: The reaction mechanism involves an intermediate A: AこA+A (far) A+B P k (slow) Deduce the rate law…

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Q: A certain first-order reaction has a rate constant of 7.50 x 10-3 s -1 How long will it take for the…

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Q: When studying a 2nd order reaction, you measure the concentration of the reactant at two times. at…

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Q: The reaction A → products is second order. If the initial concentration of A is 0.436 M and,…

A: see attachmentExplanation:Step 1: Step 2: Step 3: Step 4:

Q: Use a graph to represent how the half-life- of reactions differ when a reaction displays first order…

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Q: a) The initial concentrations of P and Q are 0.040 mol L-1 and 0.055 mol L1, respectively in a…

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Q: The table gives the concentrations of C₂H₂O(g) as a function of time at a certain temperature for…

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Q: 1) what is the concentration of the product after 1.00 min of the reaction 2) how long will it take…

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

A: 2HI (g) ------> H2 (g)+ I2 (g) Reaction follows 2nd order kinetics. Rate constant, k = 0.372…

Q: Concentration and Rate 1. What are the characteristics of a zeroth-order reaction? Experimentally,…

A: Zero order kinetics does not depend on concentration of reactants and time

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Q: Consider this reaction: 2HI (g) → H₂(g) + 1₂ (g) At a certain temperature it obeys this rate law.…

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Q: A first-order reaction has a half-life of 25.5 s . How long does it take for the concentration of…

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Q: When studying a 1st order reaction, you measure the concentration of the reactant at two times. at…

A: Answer: Integrated rate law for first order reaction is: k×t=2.303loga0a Here: k=rate…

Q: A first-order reaction has a half-life of 15.5 s . How long does it take for the concentration of…

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Q: The reaction H2O21aq2 ¡ H2O1l2 + 1 2 O21g2 is first order. At 300 K the rate constant equals 7.0 *…

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Q: When heated to a temperature of 321 °C, formic acid, which has the molecular formula of HCOOH, will…

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Q: Suppose the decomposition of dinitrogen monoxide proceeds by the following mechanism: elementary…

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Q: 1. The mechanism of a certain non-elementary reaction is given below: (1) NO2Cl = NO2 + Cl k1, k-1…

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