The reaction of hydrogen peroxide (H2O2(aq)) into water and oxygen is a reaction with a rate constant, k = 4.0 x 10-8 s-1 at 0° celcius What's the half life of hydrogen peroxide at 0° celcius What percentage of hydrogen peroxide is left after 1.0 x 108 seconds has pasted at 0º celcius

Q: Two carbon atoms present in the fossils are used to calculate the age of the fossils bones (and, in…

A: The half life of C-14 is given as 5730 yrs that is, the number of atoms of C-14 present initially…

Q: What is the half-life for the first-order decay of carbon-14? (C-"N+e) The rate constant for the…

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Q: A substance decomposes with a rate constant of 9.05 × 10-ª s-1. How long does it take for 19.0% of…

A: Given: First order rate constant k = 9.05×10-4 s-1. Let Initial concentration = 100 M Final…

Q: A reactant decomposes with a half-life of 139 s when its initial concentration is 0.107 M. When the…

A: The objective of this question is to determine the order of the reaction and the value and unit of…

Q: Consider the reaction: -2NO(g) + O2(g) The activation energy for the decomposition of NO2 is 109…

A: Given activation energy (Ea) = 109 kJ                    = 109 × 103 J T1 = 653 K1 = 1.86 M-1s-1 K2…

Q: A substance decomposes with a rate constant of 9.05 × 10⁻⁴ s⁻¹. How long does it take for 15.0% of…

A: Rate constant is 9.05×10-4 s-1 Let consider Initial concentration = 100 M Final concentration = 100…

Q: A reactant decomposes with a half-life of 14.9 s when its initial concentration is 0.184 M. When the…

A: We have to find order of reaction  . Given initial  concentrations And half lifes .

Q: Will rate fast! The half-life for the radioactive decay of U-238 is 4.5 billion years and is…

A: The objective of the question is to A) Calculate the time taken for  of the decay.B) Calculate the…

Q: A reactant decomposes with a half-life of 47.9 s when its initial concentration is 0.325 M. When the…

A: Given: When the initial concentration is 0.325 M, the half-life = 47.9 s When the initial…

Q: Consider the reaction   Mg+2HCL→H2+MgCl2   The reactions started with 6.00g of Mg at 0.00 min.…

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Q: What is the activation energy of a reaction which takes place at 300 K, where the rate constant of…

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Q: 1) The decomposition of N2O5 is an important process in the atmosphere. It is a first order…

A: Data

Q: The activation energy for the reaction H2(g) +I2(g) → 2 HI(g) is 169 kJ/mol, and AE for the reaction…

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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 substance decomposes with a rate constant of 9.05 \times 10^4 s¹. How long does it take for 28.0%…

A: The rate constant for the decomposition reaction =  of the substance decomposes

Q: A new radioactive species is found that can be used to date old artifacts. It has a half-life of…

A: The problem is about a first order reaction, which is a type of reaction where the rate of reaction…

Q: Chlorine atoms can increase the rate of decomposition of ozone in the atmosphere. The mechanism for…

A: Net balanced chemical equation is defined as the equation in which no intermediates are present.…

Q: A reaction has a rate constant, k = 1.29 s-1. What is the half-life (seconds) when the initial…

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Q: The table shows the variation of the rate constant with temperature for the first-order reaction.…

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Q: - PartA A certain firstorder reaction (A-producta) has a rate constant of 5.70x10sa 45"C. How many…

A: PART A

Q: Be sure to answer all parts. Archaeologists can determine the age of artifacts made of wood or bone…

A: The rate constant (k) of the given first-order process is calculated using equation (1) in which…

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

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Q: The reaction AB is first order in [A]. Consider the following data. Time (s) [A] (M) 0.0 3.0 10.0…

A: The integrated rate law for a first order reaction is given by- ln[A]=−kt + ln[A]o , where where…

Q: What is the half-life (seconds) of a reaction that has a rate constant, k = 0.0871 M-1 s-1 where the…

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Q: When ionizing radiation enters the body, what is the predominant free radical produced? O HO OH O OH…

A: When ionizing radiation enters the body, it creates oxygen derived free radicals mostly hydroxyl…

Q: The half-life of a chemical substance is 5 days. How long does it take for 1.3 Kilograms of the…

A: For first order  t = 1/K × { ln Co/Ct }

Q: The rate constant for the decomposition of H2O2 was determined to be 2.87x10-2 s-1. How long will it…

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Q: A reaction has a rate constant, k = 0.0379 M/min. What is the half-life (minutes) when the initial…

A: Rate constant, k = 0.0379 M/min.  Initial concentration = 1.38 M  Half life time (in minutes) = ?

Q: 1) The decomposition of N2O5 is an important process in the atmosphere. It is a first order…

A: Given=>  1) The decomposition of N2O5 is an important process in the atmosphere. It is a first…

Q: If the initial concentration of nitrous acid is 1.00 M and, after 17.8 s has elapsed, the…

A: Initial concentration of nitrous acid = 1.00M  Time elapsed = 17.8 sec Concentration after this time…

Q: QUESTION 7 If a given set of reactants can react by two different reactions with different…

A: The correct option with explanation is given below:

Q: For the following reaction producing 1 mol of oxygen gas at a particular temperature, AH=-200 kJ.…

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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.