What is the rate constant of a first-order reaction when 20.0% of a reactant remains after 30.0 s?

Q: A zero-order reaction has a constant rate of 1.50×10−4 M/s. If after 80.0 seconds the concentration…

A: Given: The rate constant of a zero-order reaction = 1.50×10-4 M The concentration of reactant after…

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: rate constant

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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 for the decomposition of NOCl when the concentration of NOCl is 0.15 M? The…

A: Given information: The initial concentration of NOCl is 0.15 M The rate constant for second order…

Q: A first order reaction has a half-life of 829 seconds at 25oC. How long (in seconds) does it take…

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Q: 16. For a certain first-order reaction the rate constant is 0.92 s. What percent of reactant remains…

A: The first order reactions are the ones where the rate depends linearly on the concentration of a…

Q: Butadiene C4H6, dimerizes according to the following reaction: C4H6(g)-->C8H12(g) The dimerization…

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Q: A particular reactant decomposes with a half-life of 155 s when its initial concentration is 0.274…

A: Solution The rate of reaction or reaction rate is that the speed at that reactants area unit reborn…

Q: A reaction is completed by 50% in 30.0 minutes. How many minutes is 85% complete when this reaction…

A: For calculating the required time, we will use two Equations for each part. 1st one is the…

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

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Q: What is the half-life for a particular reaction if the rate law is rate = (1061 min⁻¹)[A]?   ??…

A: Half life of first order reaction is constant quantity

Q: Describe what is  First-Order Reaction?

A: First order reaction has to be described.

Q: What is the rate constant of a first-order reaction when 20.0% of a reactant remains after 60.0 s?

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

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Q: The rate constant for this first-order reaction is 0.0360 s at 400 °C. A products After how many…

A: Given: Order of reaction = 1 Rate constant of reaction = 0.0360 s-1  And the amount of reactant…

Q: Define Half-Life of a First-Order Reaction:

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Q: The first-order reaction, SO2C12 –→ SO2 + Cl2, has a rate constant equal to 2.20 x 10s will remain…

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Q: What is the half-life for a particular reaction if the rate law is rate = (821 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: After a certain pesticide compound is applied to crops, its decomposition is a first-order reaction…

A: Half life :-  The time required for half of reactants to convert into products is called half life…

Q: The rate constant for this first-order reaction is 0.0330 s at 400 C. A products After how many…

A: Given reaction: A → products The rate constant of this reaction = 0.0330 s-1 We have to calculate…

Q: One example of a first order reaction is the isomerization of hydrogen isocyanide to hydrogen…

A: The first order reaction is kinetic reaction are those reaction where the rate of the reaction is…

Q: concentration

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Q: Chlorine dioxide (ClO2) is used as a disinfectant in municipal water-treatment plants. It decomposes…

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Q: rate constant

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Q: The rate constant for this first-order reaction is 0.0870 s- at 400 °C. A - products After how many…

A: Given data Order of reaction = 1 Rate constant value : k = 0.0870 s-1  Final concentration [A] =…

Q: How to Determine First-order Reaction?

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

Q: Q4: The rate constant for a second-order reaction is 0.13 M's'. If the initial concentration of…

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Q: A zero-order reaction has a constant rate of 3.10×10−4 M/s. If after 80.0 seconds the concentration…

A: Given :  K = 3.10×10−4 M/s  t = 80 sec  Initial concentration = ao  Concentration after 80 sec = at…

Q: If a solution containing 14.0 gg of a substance reacts by first-order kinetics, how many grams…

A: Half-life period is the time required for the reactant (substrate) concentration to reduce to the…

Q: The initial concentration of a reactant is 1.58 M for a second-order reaction. It takes 12.3 minutes…

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

Q: What is the rate constant of a first-order reaction when 20.0% of a reactant remains after 48.0 s?

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Q: The isomerization of methyisocyanide, CH3NC, to acetonitrile, CH3CN, is a first-order reaction. If…

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Q: Age of a tree/fossils can be measured by looking at the remaining Carbon-14 in a sample. C-14 has a…

A: Half life of C-14 = 5720 years As the reaction follow first order kinetics., Rate constant, K =…

Q: What is the half-life for a first order reaction if the initial concentration of reactant is 1.25M…

A: Given that it is a first-order reaction. Initial concentration [Co]= 1.25M Final concentration[C] =…

Q: The dimerization of butadiene, C4H6, to form 1,5-cyclooctadiene is a second-order process that…

A: Second order reaction: in a Second order reactions the sum of the exponents in the corresponding…

Q: A first-order reaction has a half-life of 1.34 x 103 hours. If the initial concentration of reactant…

A: Half life of the reaction is the time at which half of the reactant get reduced.

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

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Q: The decomposition of phosphine, PH3, is a first-order reaction. 4 PH3(g) → P4(g) + 6 H2(g) The…

A: The integrated rate equation for first order reaction is  k = 2.303t×log[R]o[R] k = rate constant t…

Q: The decomposition of sulfuryl chloride, SO2Cl2, to sulfur dioxide and chlorine gases is a…

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Q: The rate constant for this first-order reaction is 0.0920 s at 400 C. A products After how many…

A: First order reaction: It is defined as reaction in which rate of reaction is linearly dependent only…

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 decomposition of radioactive iodine is a first-order process with a half-life of 8 days. If the…

A: Half-life is the time required for the reaction to be half completed. It is denoted by t1/2 . For a…

Q: A particular reactant decomposes with a half-life of 157 s when its initial concentration is 0.338…

A: Given datas ;  In first case , t1/2 = 157 s  [A]0 = 0.338 M  Let us assuming the second order of the…

Q: The isomerization of methyisocyanide, CH3NC, to acetonitrile, CH3CN, is a first-order reaction. If…

A: In a first order reaction, the rate of reaction is directly proportional to the change in substrate…

Q: The isomerization of methyisocyanide, CH3NC, to acetonitrile, CH3CN, is a first-order reaction. If…

A: Since the reaction is given first order  hence we can say  ln(A0 / A) = Kt  where A0 = initial…

Q: Given the reaction  2N2O(g) → 2N2(g) + 1O2(g)  Is a first order reaction with a half-life of 3580…

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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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