For the first order reaction below, the initial concentration of A is 0.58 M. What is the rate constant if the concentration of A decreases to 0.29 M in 25 seconds?

Q: The rate constant for this second-order reaction is 0.170 M.s at 300 °C. A products How long, in…

A: To solve this problem we will use integrated rate law for the second-order reaction  Which is given…

Q: Define half-life of a reaction. Write the expression of half-life for(i) zero order reaction and…

A: Half life of any reaction is defined as the time required for the reactant to become half of it's…

Q: If the half-life period of a first order reaction in A is 2 minutes, how long will it take [A] to…

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Q: If a 1st order reaction takes 72 seconds for 28% to react, what is the rate constant for the…

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

A: a.

Q: The rate constant for a particular second-order reaction is 0.47 /(M×s). If the initial…

A: The speed, via which dissociation of reactants and formation of products occurs, is known as the…

Q: In determination of reaction order, What does it mean if the order of the reaction with respect to…

A: Order of reaction: The order of reaction can be defined as the power dependence of rate of any…

Q: The decomposition of N2O5 is a first-order reaction. If the half- life time is equal to 1114 second,…

A: Decomposition of N2O5 is first order reaction.. Firstly we need to calculate the rate constant from…

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: If the initial concentration of a reactant participating in a first- order reaction is increased…

A: The reaction rate or rate of reaction is the speed at which a chemical reaction takes place, defined…

Q: The rate constant for this zero‑order reaction is 0.0310 M⋅s-1 at 300 ∘C. A⟶products How long (in…

A: The integrated rate law for zero order reaction is as follows,

Q: The rate constant for this second‑order reaction is 0.540 M−1⋅s−1 at 300 ∘C.   A⟶products How…

A: Given: Reaction is second order. Rate constant of the reaction = 0.540 M-1s-1. And the concentration…

Q: The rate constant for this first-order reaction is 0.300 s- at 400 °C. products How long, in…

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Q: The rate constant for this second-order reaction is 0.750 M- •s' at 300 °C. A products How long, in…

A: Given Reaction :-          A  ---->  products   Second Order Reaction =>            K t = […

Q: Describe what is  First-Order Reaction?

A: First order reaction has to be described.

Q: The rate constant for this zero-order reaction is 0.0320 M s- at 300 C. A products How long (in…

A: Zero order reaction :- Reaction in which rate is independent of concentration of reactants is called…

Q: Consider the decomposition of A to certain products, initially at 1.0 M. Determine the rate constant…

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Q: The rate constant for this second-order reaction is 0.720 M-.s at 300 °C. A products How long, in…

A: In second order reaction when rate law equation is expressed then sum of exponents of species is…

Q: If you know that a substance has dissociated a first-order reaction, and if its concentration after…

A: Formula used : t1/2 = ln(2)/K [A] = [A]. e-Kt

Q: What is the half life (t1/2), in units of seconds,  for a first order reaction that has a k value of…

A: In the first-order reaction, the half-life will not be influenced by the concentration of the…

Q: The rate constant for this zero-order reaction is 0.0190 M · sl at 300 °C. A products How long (in…

A: For zero order reaction,   Where, [A]t = 0.940 M [A]0 = 0.290 M     k = 0.0190 M.s-1

Q: The rate constant for this second-order reaction is 0.840 M-.s at 300 °C. A products How long, in…

A: Given :-  A → products  Reaction is second order  Rate constant = 0.840 M-1.s-1  Initial…

Q: The rate constant for the first-order reaction below is 0.0476  s–1. A→B If the reaction is begun…

A: For a first order reaction: k = 2.303/t log[A]o/[A] where, [A]o = initial concentration, [A] =…

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: What is the half-life for a 1st order reaction, if the initial concentration of A=0.2 M and the…

A: Given:First  order reactionA0=0.2M=Initial& r=1.2 Ms=Ratet12=?

Q: Chemical B reacts by first-order kinetics. If the initial concentration of chemical B is 1.2 M and…

A: The answer is given as follows

Q: How to Determine First-order Reaction?

A: The chemical reactions in which the rate of reaction is straightly proportional to the concentration…

Q: A certain third order reaction has a rate of 0.293 M/s when the concentration of reactant A is 0.30…

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Q: The reactant concentration in a second-order reaction was 0.590 M after 140 s and 2.70×10-2 M after…

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Q: In a first-order reaction, the half-life is 133 minutes. What is the rate constant?

A: What are first order reactions? Assume a sample reaction- nA→Product So, first order reactions are…

Q: The rate constant for this second‑order reaction is 0.570 M−1⋅s−1 at 300 ∘C. A⟶products How long, in…

A: Given, The rate constant, K = 0.570 M-1S-1 Initial concentration, [A]0 = 0.820 M Final…

Q: The half-life of a first-order reaction does not depend on the initial concentration of reactant.

A: A ------ > product   For first order reaction, rate law expression is,  Rate = k[A]

Q: A first-order reaction has an activation energy of 83 kJ/mol. If the rate constant for this reaction…

A: Rate constant(K1) = 2.1 × 10-2 s-1  Activation energy = 83 KJ/mol = 83000J/mol Temperature (T1) =…

Q: The half-life for the second order reaction A → Products is 4.57 min. What is the value of the rate…

A: Given, a second order reaction, A→productsthe half life for this reaction t12 =4.57 minthe value of…

Q: Classify the following if they represent  (A) first order reaction (B) second-order reaction (C)…

A: given, 1. 1At=kt+1A0   2. lnA0At=kt     3. At-A0=-kt             4.  At=-kt +A0…

Q: The rate constant for this second-order reaction is 0.420 M- •s- 300 °C. A products How long, in…

A: Given: Rate constant for second order reaction = 0.420 M-1 s-1 Initial concentration of A = 0.880 M…

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

A: Given : Initial concentration of reactant = 0.104 M Order of reaction = 1 And rate constant of…

Q: The half-life for the zero order reaction A → Products is 276 s. What is the value of the rate…

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Q: The rate constant for this zero‑order reaction is 0.0300 M·s−1 at 300 ∘C.   A⟶products How long…

A: Given: The rate constant = 0.0300 M s-1 The initial concentration = 0.760 M The final concentration…

Q: The rate constant for this first‑order reaction is 0.910 s−1 at 400 ∘C.   A⟶products How long, in…

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

Q: Suppose that the half-life of a stimulant shot into a race horse is 28 days. Assuming the stimulant…

A: The time required for half of the reaction to break up into the original concentration is known as…

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: The rate constant for this second-order reaction is 0.780 M-! at 300 °C. A → products How long, in…

A: in second order reaction rate of reaction is directly proportional to the reactent whose power is…

Q: The decomposition of N205 is a first-order reaction. If the half- life time is equal to 1114 second,…

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Q: A certain first-order reaction is 61 percent complete in 65 seconds. Calculate the rate constant…

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Q: A certain reaction A--> products is second order with respect to A. If it takes 45 min to reduce the…

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Q: Determine the rate constant k of a zero-order reaction in M/s, if the initial concentration of…

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Q: After 48 seconds, 10.% of reactant has reacted. If the reaction is a 1st order reaction, the special…

A: Given that 10% of reactant has reacted. It implies that if 100% of reactant is present initially,…