v Question Completion Status:A Moving to another question will save this response.Question 12Tritium is radioactive and decays by a first order process with a half-life of 12.5 yr. If an experiment starts with 2.00 × 10¬5 M of tritium, how much is left after 2.5 yr.?O 1.7 × 10¬5 M1.0 x 10-6 MO 3.1 × 10-5 MO 4.2 × 10¬5 MO 2.5 x 10-5 MA Moving to another question will save this response.MacBook Air20 F3escF1F2F4F5F718@$4.6.78.QRTKAS#3

Answered: Image /qna-images/answer/6f1ab6e3-a0ea-4c67-893b-3d2ebbb614e4.jpg

Tritium is radioactive and decays by a first order process with a half-life of 12.5 yr. If an experiment starts with 2.00 x 10 M of tritium, how much is left after 2.5 yr.? O 1.7 x 10-5 M 1.0 x 10-6 M 3.1 x 10-5 M O 4.2 x 10-5 M O 2.5 x 10-5 M

Tritium is radioactive and decays by a first order process with a half-life of 12.5 yr. If an experiment starts with 2.00 x 10 M of tritium, how much is left after 2.5 yr.? O 1.7 x 10-5 M 1.0 x 10-6 M 3.1 x 10-5 M O 4.2 x 10-5 M O 2.5 x 10-5 M

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

See similar textbooks

Related questions

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: 1. The following data were obtained from the reaction of decomposition as follow: N₂0₁ (8)→ 4NO₂(g)…

Q: Two gases X and Y are found in the atmosphere in only trace amounts because they decompose quickly.…

A: Given :

Q: 9. A sample of a compound is found to have a half-life of 14.65 seconds. Answer the following…

A: Given: The half life of the compound = 14.65 seconds

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

Q: 2) The radioactive decay of 14C is a first order process with a half life of 5730 years. If the…

Q: 10. Consider the reaction: Co - Ni + °e -1 This reaction has a half-life of 5.271 ycars. Supposc a…

A: 2760Co →2860Ni + -10e Nuclear disintegration follows first order kinetics λ=2.303 log(A0/A)/t…

Q: Carbon-14 has a half-life of 5720 years and this is a first order reaction. If a piece of wood has…

Q: 1311, used to treat thyroid cancer, has a first order half-life of 6.99 × 105 s. How long does it…

A: Radioactive decay follows first-order kinetics. The decay constant (λ) and half-life of a substance…

Q: Consider a radio active material with a half-life time of 30 years following first order reaction.…

Q: Tritium is radioactive and decays by a first order process with a half-life of 12.5 yr. If an…

Q: Iodine-131 is a radioactive isotope that is used to diagnose and treat some forms of thyroid cancer.…

A: Q. Given k = 0.138 d-1 ( rate constant of first order of radioactive decay )Here in this question…

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: 1. Deoxyglucose labeled with 18F is commonly used in PET scan to locate tumors. The half-life of 18F…

A: In this question, we want to determine the time for the level of 18F in the body when it's drop from…

Q: The half – life of a substance is 50years. Determine the amount of time needed for the ubstance to…

Q: The reaction of hydrogen peroxide (H2O2(aq)) into water and oxygen is a reaction with a rate…

A: Given: Rate constant of reaction = 4.0 × 10-8 s-1. And time passed = 1.0 × 108 s.

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

A: Data

Q: What is the half life for the first order decay of phosphorus-32? The rate constant for the decay is…

Q: Of what order is the following process? vs. Time 5 4 3 1 10 20 30 40 Time (s) 1

A: Please note- As per our company guidelines we are supposed to answer only one question. Kindly…

Q: From a kinetics standpoint, the radioactive decay of radium is a Select one: a. third order b. first…

A: From a kinetics standpoint, the radioactive decay of radium is a -

Q: help please answer in text form with proper workings and explanation for each and every part and…

A: Step 1:When 82.0% of Nb gets consumed then remaining percentage will be 18%, so, if we consider…

Q: lodine-123 is a radioactive isotope used to study thyroid gland functions. It decays in a…

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

Q: Consider the radioisotope "Ca (half life = 1.03 × 105 years). What is the first order rate constant…

A: Rate constant is 6.73 x 10-6 yr-1

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 radioisotope phosphorus-32 is used in tracers for measuring phosphorus uptake by plants. The…

A: Radioactivity follows First order reaction. For First order reaction : t1/2 = 0.693k where, t1/2 =…

Q: Carbon-14 dating can be used to estimate the age of formerly living materials because the uptake of…

A: The half-life of a reaction is the time taken for the reactant to reduce to half its initial value…

Q: You go to a nightclub to hear a band. Smoking is allowed in the club. There are 600 people at the…

Q: What is the half-life of this element in days?

A: Given :- rate constant (k) = 5.29 × 10-3 day-1 To calculate :- Half life Radioactive decay…

Q: Question 2: The reaction A(aq) ---> B(aq) + C(aq) is a reaction of order one. The half-life of A(aq)…

A: Answer:Here:k1 and k2 are the rate constants at temperature T1 and T2 respectively.

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

Q: Tritium is radioactive and decays by first-order kinetics with a half-life of 12.5 yr. If an…

Q: A chemical exposure occurs by ingestion. The dose is absorbed very quickly into the bloodstream, so…

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: I was given the below function to describe the half life radioactive decay: N(t)=N0e-kt Where N(t)…

A: half-life(t1/2) of a radioactive decay is the time required to bring down the amount of radioactive…

Q: Corrected True/False: Indicate whether each statement is true or false by circling the word true or…

A: In a potential energy diagram ,the activated complex is at a maximum potential energy for the system…

Q: Sodium pertechnetate (Tc-99m) is a radiopharmaceutical used as a diagnostic agent with a half-life…

A: Given Half life ( t1/2) for the sodium pertechnetate i.e. t1/2 = 6.01 hour The decay of sodium…

Q: Tritium,3 1 H , an isotope of hydrogen has a half-life of 12.33 years. Its decay constant in years-1…

A: Halflife of Tritium , t1/2 = 12.33 years Decay constant , k = ?

Q: According to the date given below, what is the half-life of the following reaction when [A] = 8.0 M?…

Q: The rate constant for the decay of a radioactive element is 1.95 × 10⁻³ day⁻¹. What is the half-life…

A: The objective of this question is to calculate the half-life of a radioactive element given its rate…

Q: Question 2: The reaction A(aq) ---> B(aq) + C(aq) is a reaction of order one. The half-life of A(aq)…

A: Given reaction is, A(aq) B(aq) + C(aq)The half-life of A(aq) The half-life of A(aq)…

Q: 5) Consider the reaction shows below. A can decay to two products, labeled B and C. Both decay…

A: Above reaction is an example of Parallel reaction: Parallel or competing reactions When a reactant…

Question

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

This is a popular solution!

SEE SOLUTION Check out a sample Q&A here

Step 1

VIEW

Step 2

VIEW

Trending now

This is a popular solution!

Step by step

Solved in 2 steps with 2 images

SEE SOLUTION Check out a sample Q&A here

Knowledge Booster

Learn more about

Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, chemistry and related others by exploring similar questions and additional content below.

Similar questions

Practicce chemistry question
Consider the radioisotope ²³⁵U (half life = 7.04 × 10⁸ years). What is the first order rate constant for ²³⁵U?
A tree killed by being buried under volcanic ash was found to have a ratio of carbon-14 atoms to carbon-12 atoms of 5.7 × 10-14. The rate constant of the C-14 → C-12 decay is k = 1.21 x 10-4 yr-1 and the ratio of carbon-14 to carbon-12 is 1.2 x 10-12 in a contemporary sample. How long ago did the eruption occur? t = yr
1
Radioactive iodine-131, used in radiotherapy to treat cancer, has a first-order half life of 8.0 days. A sample of iodine-131 is injected directly into a tumor. How long will it take for 15% of the iodine-131 to remain in the tumor? First order: Ln{[A]0/[A]} = kt Half life = 0.693/k
11. Hydrogen peroxide decomposes to form oxygen gas and water. The rate of the reaction was studied at a particular temperature. The following data was obtained, what was the average rate of decomposition'? Initial Concentration (H,O,) Final Concentration (H,O,) Time Elapsed 0.200 mol/L 0.154 mol/L 20 s (3 r
Radioactive decay of 212Bi is observed to be a first-order process with a half-life (t½) of 4.00 days. It is noted that a 1.70 g sample of 212Bi decays over 12 days to leave only 0.213 g behind. What is the rate constant (k) for this process? a. 12.0 day–1 b. 0.250 day–1 c. 0.173 day–1 d. 5.77 day–1 e. none of these
The rate constant for the decay of a radioactive isotope is 4.234 x 10-3/day. What is the half-life of this isotope (in days)?
The reaction B→ products is of order "x", i.e. rate = k[B]*. When [B]o 1.20 M, the half-life of the reaction is 20. s. When [B]o = 0.40 M, = the half-life of the reaction is 60 s. What is the order of the reaction? 02 01 0-1 3.
In a patient, the fraction of radioactive iodine 131I (Iodine) remaining after 32 days was found to be 1/16. Using this information and your knowledge of the rate law, show that the half-life of radioactive iodine is 8.0 days.
question 1
Radioactive Decay is a first order process. In 1911 , maria curie prepared a n international radioactivity standard that conatined 22.00 mg of 226 Ra, which has a half life of 1620 years. How much Ra remained in 1977?