The rate constant for the decay of a radioactive element is 1.88 x 103 day1. What is the half-life of this element in days?

Q: The radioactive decay of a certain isotope of lead is a first-order process that has a half-life of…

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Q: The first-order radioactive decay of iodine-131 exhibits a rate constant of 0.138 d−1. What is the…

A: Like chemical reactions, nuclear reactions are type of chemical reaction only but here in place of…

Q: Express the rate of the following chemical reactions in terms of the change in concentration of the…

A: The rate of reaction is defined as the change in the concentration of reactant per unit time per…

Q: The Hydrogen isotope, tritium, is radioactive and has a half-life of 12.5 years. What percentage of…

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Q: The rate constant for the decay of a radioactive element is 2.03 × 10⁻³ day⁻¹. What is the half-life…

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Q: A radioisotope of iodine, 131I, is used to study thyroid function. A patient is given a sample that…

A: Since the decay process is first order  Hence we can say that  A = A0eKt  where A = final…

Q: The half-life for the radioactive decay of U-238 is 4.5 billion years and is independent of initial…

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Q: The rate constant for the decay of a radioactive isotope is 3.1x 103/day. What is the half-life of…

A: Given is a radioactive isotope with rate constant = 3.1×10–3/day . We need to find the half life of…

Q: Radioactive decay is a first order process. If the half-life of 222Rn is 3.8 days, approximately how…

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Q: Niobium-89 decays through beta decay to produce yttrium-89 in a first order process with a half-life…

A: Half life time is a time to consume half of initial concentration of any reactant. Denoted by t1/2.…

Q: The half-life for the radioactive decay of C-14 is 5730 years and is independent of the initial…

A: Rate constant is calculated using given half-life value:

Q: A substance undergoes first-order decomposition. After 28 min at 500°C, only 12.5% of the original…

A: The given information is as follows: The original sample, A∘= 100 % The sample left after 28…

Q: The half-life for the radioactive decay of C-14 is 5730 years and is independent of initial…

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Q: Both technetium-99 and thallium-201 are used to image heart muscle in patients with suspected heart…

A: The half-life and the final concentration of a reaction is related as:

Q: The radioactive isotope tritium decays with a first-order rate constant k of 0.056 year 1. What…

A: First order reaction is defined as the chemical reactions whose rate only depends on the reactant…

Q: Radioactive decay is measured in terms of "half-life", which is the number of years required for…

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: The radioactive decay of a certain isotope is A first-order process that has a half-life of 242…

A: Given data First order process for decay of isotope. half life : t1/2=242 min Time : t=45 min

Q: The rate constant for the breakdown of an isotope of iodine is first order and has a half-life of…

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Q: Uranium decays by first order kinetics. Given that the half-life of uranium is 4.47 billion years,…

A: Given,Order of uranium decay = 1st orderHalf-life of uranium (t1/2) = 4.47 billion yearsInitial mass…

Q: How are the rate constant and the half-life related?

A: The rate constant and the half-life of various order reactions are, In the above equations, rate…

Q: The rate constant for the decay of a radioactive element is 2.44 x 10 ^-3 day^-1. What is the…

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Q: The rate constant for the decay of a radioactive element is 1.76 × 10⁻³ day⁻¹. What is the half-life…

A: Rate constant = 1.76×10^-3 day^-1 Decay of radioactive element is first order reaction

Q: The decomposition of ethane, C2H6, to methyl radicals has a rate constant of 5.36 x 104 per second…

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Q: A first order decomposition reaction has a half-life of 60.1 yr. What percentage of the original…

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Q: Scientists working in Lake Kissimmee calculating half-lives of pollutants called volatile organic…

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Q: What is the integrated rate law for this decay process? The decay of radioactive copper-64 follows…

A: Given: The kinetics follow first-order. And the half-life = 12.8 hours.

Q: Radioactive gold-198 is used in the diagnosis of liver problems. The half- life of this isotope is…

A: First using given value determine the rate constant, k value. t1/2=2.7…

Q: The half-life for the radioactive decay of C-14 is 5730 years and is independent of the initial…

A: According to the given information, the half-life is independent of the initial concentration and…

Q: The half-life for the decay of radium is 1620 years. What is the rate constant for this first-order…

A: The half-life of a reaction, t1/2, is defined as the amount of time required for a reactant…

Q: Radioactive decay follows first-order kinetics. If sodium-24 has a half-life of 14.96 hours, what is…

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Q: What is the first-order rate constant for its decay?

A: Relationship between t1/2 and k in first order reaction :-  t1/2 = ln 2/k  Or  t1/2 = 0.693/k  k is…

Q: What is the first order rate constant for ²⁴⁰Pu?

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Q: The rate constant for the decay of a radioactive element is 6.70 × 10⁻³ day⁻¹. What is the half-life…

A: Half life is the time taken for a radioac Radioactive decays are first order reaction.

Q: Since radioactive decay is a first-order process, the decay rate for a particular nuclide is…

A: Molar mass of KCl = 74.55 g /mole Mass of KCl = 1 g Moles of KCl = MassMolar mass=1 g74.55…

Q: 0.1 M of a material has a decomposition rate constant (k) of 2.46×105 M-1 s-1. What equation would…

A: Given, [A]o = 0.1 M  K = 2.46 x 105 M-1 S-1  Formula used : t1/2 = 1/K [A]o

Q: the half-life of radium 226 is 1620 years. how many hours will it take for a 5g sample to decay to…

A: The radioactive decay is a first order reaction. Since we know that the relationship between the…

Q: gallium-67? What are the units for k?

A: Half life time(t1/2) = 78.25 hrs  Aa we know Radioactive decay follows first order kinetics Rate…

Q: What is the half-life for the first-order decay of carbon-14 if the rate constant for the decay is…

A: • The values provided in the question are:-     i) Decay constant of carbon-14 element, λ = 0.124…

Q: Using time units of hours, what would the units for K be for a reaction that is 1 1/2 order?

A: The explanation is given below-

Q: The rate constant for the decay of a radioactive element is 6.37 × 10⁻³ day⁻¹. What is the half-life…

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Q: A substance undergoes first-order decomposition. After 45 min at 500°C, only 12.5% of the original…

A: N = No e-kt N = Number of nuclei present at time t N0 = Original number of nuclei k = decay constant…

Q: The decomposition of N2Os is an important process in tropospheric chemistry. The half-life for the…

A: Two numerical problems based on first order kinetics, which is to be accomplished.

Q: The half-life of the radioactive isotope phosphorus-32 is 14.3 days how many days required to…

A: We have given that  t1/2 = 14.3 days  And the radioactive phosphorus-32  undergo 75%  decay

Q: The rate constant for the decay of a radioactive isotope is 4.234 x 103/day. What is the half-life…

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Q: Radioactive Decay is a first order process. In 1911 , maria curie prepared a n international…

A: Radioactive Decay is a first order process. In 1911, Maria curie prepared an international…

Q: The rate constant for the decay of a radioactive element is 3.17 x 10-³ day¹. What is the half-life…

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Q: The rate constant for the decay of a radioactive element is 6.66 x 10-3 day-. What is the half-life…

A: Given- Rate constant for the decay of a radioactive element= 6.66×10-3day-1