What is the half-life for a particular reaction if the rate law is rate = (861 min⁻¹)[A]?

Q: Decay of a pollutant is a 1st order reaction with a half-life of 55 days. How many days are needed…

A: If initial concentaration= 100 Final concentration= 100-90=10

Q: The reactant concentration in a zero-order reaction was 7.00x10-2 M after 185 s and 2.00×10-2 Mafter…

A: For zero order reaction, the rate constant is calculated by using formula -dAdt=k where d[A] =…

Q: A first-order decomposition reaction has a rate constant of 0.00530 yr−1. How long does it take for…

A: Since we have the following equation for the first order reaction  ln(A0/A) = kt  where k = rate…

Q: What is the half-life for a particular reaction if the rate law is rate = (1131 min-1)[A]?

A: In the given question   Rate = (1131 min-) [A]   Given reaction follow first order reaction  Rate =…

Q: What is the half-life of a first order reaction with a rate constant of 0.457 s?

A: The time required for the reactant's concentration to reach half of its initial concentration is…

Q: The half life of a first order reaction is 28 second.what is its rate constant?

A: Half life (t1/2) :- " The time required for half of the reactants to convert into products is called…

Q: A reaction has a rate constant of 0.00205 s–1. What is the half-life (in min to two decimal places)…

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Q: If the rate laws are expressed with (i) concentrations in molecules per cubic metre, (ii) pressures…

A: The general expression for determining the units for the rate constant is as follows:

Q: A rate constant has the units of 1/M2sec. What is the overall reaction order, first, second, third,…

A: The concentration of one or more reactants may determine the rate of a chemical reaction (at any…

Q: What is the rate constant of a first-order reaction when 20.0% of a reactant remains after 38.5 s?

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Q: he kinetics of the reaction, A + B → P, were studied and it was determined that the reaction rate…

A: Rate law gives the relation between rate of the reaction and concentration of the reactants.

Q: For the reaction of reactant A convert to products, successive half-lives are observed to be…

A: Half-life in this context is defined as the time needed to observe the halving of the original…

Q: A reaction has a constant half-life of 250 s. How long will it take for the reactant concentration…

A: Given: Reaction is having a constant half-life of 250 s. And to find the time required for the…

Q: A particular reactant decomposes with a half‑life of 125 s when its initial concentration is 0.295…

A: The rate constant involving half-life is given as

Q: What is the half-life for a particular reaction if the rate law is rate=(1181M*min-1)[A}0 and the…

A: The general form of the rate law of a reaction is: Thus,

Q: Derive the corresponding expression for t for a second-order reaction in terms of the initial…

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Q: A particular first-order reaction has a rate constant of 0.0167 hr What is the half-life for this…

A: Given  rate constant for first order reaction = 0.0167 hr-1   To find half life for this reaction.

Q: A certain first-order reaction has a rate constant of 0.00710 1/min at 300 K. What is the half-life…

A: The relationship between rate constant and half life for first order reaction is -  Half life,…

Q: The formation of NOCI from NO in the presence of a large excess of chlorine is pseudosecond-order in…

A: Given that the below reaction is of pseudo-second-order reaction in NO. 2NO(g) + Cl2(g) → 2NOCl(g)…

Q: What is the role of substance “D" in the reaction for the correct rate law?

A: Concept introduction: A reaction mechanism is a collection of elementary steps that explains how the…

Q: What is the half-life for a particular reaction if the rate law is rate = (1221 M*min-1)[A]° and the…

A: Rate law for zero order rate equation is as follows! Rate = k×[A]o

Q: A biochemist studying the breakdown of the insecticide DDT finds that it decomposes by a first-…

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Q: Consider the mechanism. Step 1: Step 2: А — В+С slow С+D — Е fast Overall: A +D → B +E Determine the…

A: Solution :-The given mechanism is,Step 1 : A → B + C  (slow)Step 2 : C+D → E…

Q: What is the unit of k in a zero-order reaction?

A: We know that order of a reaction is the relationship between the rate of a reaction and the…

Q: What is the half-life for a particular reaction if the rate law is rate = (1021 M*min⁻¹)[A]⁰ and the…

A: The general form of the rate law of a chemical reaction is: Where k is the rate constant of the…

Q: The kinetics of the reaction, A + B → P, were studied and it was determined that the reaction rate…

A: apply the rate law, as statement question given, independent on the rate of reaction so apply this…

Q: Assess the validity of the following statement: the rate-determining step is the slowest step in a…

A: Introduction :  Rate of a Chemical Reaction :  Rate of a chemical reaction can be expressed as the…

Q: A biochemist studying breakdown of the insecticide DDT finds that it decomposes by a first-order…

A: DDT is the short form of dichlorodiphenyltrichloroethane. It is an organochlorine compound which was…

Q: A particular reaction is found to have a rate constant of 9.30×10-3 s-1 at 385 °C and 6.60 s-1 at…

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Q: Given the image, what is the rate law of the reaction.

A: Let the rate law of the reaction be: Rate=k[NO2]a[O3]b                     ...... (1) Putting the…

Q: What is the half-life for a particular reaction if the rate law is rate = (801 min ')[A]?

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Q: How might you experimentally distinguish between a first-order and second-order kinetic reaction?

A: reaction order must be determined experimentally. follow the reaction by making measurement of the…

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: Consider the mechanism. Step 1: A → B + C slow Step 2: C+D → E fast Overall: A + D → B + E Determine…

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Q: It took 774.7 s for 42.04% of a substance to react according to first-order kinetics. What is the…

A: K = 2.303/t log (a/(a-x)) where K = first order rate constant = ? s-1 t = time taken = 774.7 s a =…

Q: What is the half-life for a particular reaction if the rate law is rate = (1201 min1)[A]? min 1 C 7…

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Q: The rate constant for the first-order conversion of A to B is 3.33 hr-1. How much time will be…

A: Given K(rate constant) = 3.33/hr Time required for reaching 75% of original value=?

Q: What is the half-life for a particular reaction if the rate law is rate = (1261 min-1)[A]?

A: Rate = ( 1261 min-¹ ) [A] Comparing the above rate equation with general rate equation we get that ;…

Q: A first-order decomposition reaction has a rate constant of 0.00520 yr−1. How long does it take for…

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Q: Distinguish between a) an elementary reaction and the overall reaction b) molecularity and reaction…

A: Ghus question is based on the difference of them, a)An elementary reaction and the overall reaction…

Q: Calculate the half life, in minutes, for a second order reaction with an initial concentration of…

A: • The values provided in the question are:-      i) Initial concentration of reactant, A0 = 0.45 M…

Q: What is the half-life of a first-order reaction with a rate constant of 7.70×10−4 s^−1?

A: Given: Order of reaction = 1 And rate constant of the reaction = 7.70 X 10-4 s-1.

Q: If a reaction is first order with a rate constant of 0.0450 s⁻¹, how much time is required for 75%…

A: The given information is as follows: The rate constant of the first order reaction (K) = 0.0450 s-1…

Q: The half-life of a first-order reaction is found to be 28.25 min.What is the value of the rate…

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Q: If the rate laws are expressed with (i) concentrations in moles per cubic decimetre, (ii) pressures…

A: If the rate laws are expressed with (i) concentrations in moles per cubic decimeter : Unit of a…

Q: A reaction is found to be first-order with a rate constant of 0.0525 s–1. If the reaction initially…

A: To solve this question, use the integrated equation for first order reaction and find out the time…