9. A wood artifact is known to have decayed and only 55% of the original artifact remains. The age of the wood artifact can be identified through C-14dating.What is the age of the artifact if the half-life of C-14 is 5,730 years?6,600 year5,270 years4,942 years1,659 years10. A certain element Xundergoes two successive alpha emission reactions followed by a beta emission reaction. The daughter nuclide formed is Ac-230(Z-89).What is the Identity of element X?Th-234 (Z= 90)U-235 (Z-02)

9. A wood artifact is known to have decayed and only 55% of the original artifact remains. The age of the wood artifact can be identified through C-14 dating.What is the age of the artifact if the half-life of C-14 is 5,730 years? 6,600 year 5,270 years 4,942 years 1,650 years

9. A wood artifact is known to have decayed and only 55% of the original artifact remains. The age of the wood artifact can be identified through C-14 dating.What is the age of the artifact if the half-life of C-14 is 5,730 years? 6,600 year 5,270 years 4,942 years 1,650 years

Chemistry

9th Edition

ISBN:9781133611097

Author:Steven S. Zumdahl

Publisher:Steven S. Zumdahl

Chapter19: The Nucleus: A Chemist's View

Section: Chapter Questions

Problem 76CWP

See similar textbooks

Related questions

Q: A 16.0 g sample of technicium-99m has a half-life of 6.0 hours. How much sample remains 24 hours…

A: As per the given information in the question, First calculate the rate constant (K) of the…

Q: A normal adult jawbone contains 200mg of Carbon-14 in a living person. If scientists found a jawbone…

A: Calculate the value of rate constant (k):

Q: Carbon 14 dating assumes that the carbon dioxide on Earth today has the same radioactive content as…

Q: Carbon-14 undergoes nuclear decay and has a half-life of 5,730 years. How many moles will be left…

A: Given :- initial amount of sample = 50 moles half life (t½) = 5730 years To calculate :- amount…

Q: If a tree dies and the trunk remains undisturbed for 1.435 × 104 years, what percentage of the…

A: Cfinal / Cinitial = 0.5(time/half life ) where Cfinal = carbon content after time Cinitial = initial…

Q: Iron-59 is commonly used as a source of B particles. How long does it take for 87.5% of a sample of…

A: Radio active decay is an example of 1st order reaction. and for 1st order reaction the rate law is…

Q: If a tree dies and the trunk remains undisturbed for 12,000 years, what percentage of original C-14…

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

Q: The fraction of a radioactive isotope remaining at time t is (1/2)t/t1/2 where t1/2 is the…

A: Decay reactions are first order reactions. Since we know that the relationship between the amount of…

Q: The half-lives of different medical radioisotopes are given in the table. If the initial amount of…

A: Solution : Half-life is the time required for the given amount of radioactive sample to reduce…

Q: The half-life of radioactive carbon ( 14C) is 5,370 years. If a sample of organic material contains…

A: Given that, The half-life of radioactive carbon ( 14C) is as given below --- t1/2 = 5,370 years The…

Q: The half life of a certain substance is 5.6 days. How long will it take for 100 g of the substance…

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

Q: How long for Ce-144 (half-life: 280 days) to decay down to 0.50% of its original amount? 2,100…

Q: If 10% of a radioactive substance decomposes in 200 years, what percentage will be present at the…

A: Given is the amount decomposed after 200 years and we have to find after 1000 and 2000 years.

Q: PLutonium-239, one of the radioactive by-products of nuclear power, represents a serious was…

A: Chemical kinetics is the study of the reaction that how fast or slow a reaction is taking place. The…

Q: Given the rate constant, k, for the decay of a radioactive substance, how would you find the…

A: Given :- rate constant for decay of radioactive substance = k To find :- half-life (t1/2)

Q: A hepatobiliary scan is a common technique used to assess the functionality of a patient's…

Q: Suppose 67.5% of a sample of radioactive 24Na has decayed after one day. Estimate the half-life of…

A: Solution is given below in next step

Q: Tritium, which is , has a half-life of 12.3 years. Calculate the amount of time it would take for…

Q: Chemistry If you have an 88 gram sample of radioactive material decaying and the half life is 12…

A: Introduction: Radioactive decay: Radioactive decay or nuclear disintegration is a process in which…

Q: How long will it take before twenty percent of our 1,000-gram sample of uranium-235 has decayed?…

A: The radioactive reactions are first-order reactions. The equation used for the first-order reactions…

Q: (Q114) A meteorite recovered from a meteor landing site in the Australian outback contains 0.438 g…

A: we have to calculate the age of meteorite

Q: You analyze a sample of a meteorite that landed on Earth and find that 15/16 of the uranium-238…

A: The question is based on the concept of chemical kinetics. we have been given a radioactive material…

Q: An archaeologist finds some ancient jewelry made from bone. The jewelry has a carbon mass of 482 g…

A: Nuclear decay follows 1st order reaction. Given the half-life of C-14, t1/2 = 5730 year…

Q: A tiny sample of a fabric is burned to CO2, and the 14C/12C ratio is 0.350 times the ratio in…

Q: original

A: t1/2 = 8.02 days t = ? for 99% decay

Q: If a tree dies and the trunk remains undisturbed for 1.195 × 10⁴ years, what percentage of the…

A: Carbon dating is a technique to estimate the age of the tree or rock

Q: If a tree dies and the trunk remains undisturbed for 1.170 × 10' years, what percentage of the…

A: This is a first order reaction. t½ = 0.693 ÷ k 5730 = 0.693 ÷ k k = 1.21 × 10-4 year-1 where k is…

Q: The half-life of 14C is 5,730 yr. Assuming some charcoal from a campfire 29,000 years old was found,…

Q: approximately 25,000 years. How many undecayed nuclei remain after 100,000 years? b) calculate the…

A: We will use first order kinetics formula

Q: A radioactive isotope emits 999 disintegrations per minute due to beta decay. If after 1.01 years…

A: Since the relationship between activity and time is given by A0 e-λt = A where A = activity after t…

Q: Calculate the half-life of an isotope if 155.2 mg disintegrates to 19.40 mg in 12.9 min.

A: Given Initial Amount [ A ]0 = 155.2 mg Remaining amount [ A ]t = 19.40 mg Time ( t…

Q: The half-life for P-32, a radionuclide used in DNA sequencing, is 14.28 days. Calculate the…

A: All natural and artificial radioactive decays follows first order kinetics The integrated rate…

Q: Phosphorus-32 is a commonly used radioactive nuclide in biochemical research, particularly in…

A: The loss of elementary particles from an unstable nucleus results in the transformation of the…

Q: The half life for the decay of carbon-14 is 5.73 × 10’ years. Suppose the activity due to the…

A: We have to calculate the age of artifact.

Q: A volcanic eruption melts a large chunk of rock, and all gases are expelled. After cooling, argon-…

A: (half-life of potassium-40 is 1.25 x 10° yr) is wrong it should be 109 (half-life of potassium-40 is…

Q: An archaeologist finds some ancient jewelry made from bone. The jewelry has a carbon mass of 484 g…

A: Nuclear decay follows 1st order reaction. Given the half-life of C-14, t1/2 = 5730 year…

Q: If a tree dies and the trunk remains undisturbed for 1.015 x 104 years, what percentage of the…

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

A: Given : Half life of phosphorus-32 = 14.3 days And the final activity of sample of phosphorus-32 =…

Q: Iodine-131 is a radioactive isotope. After 2.00 days, 84.2% of a sample of 13I remains. What is the…

A: Iodine- 131 is an radioactive isotope. Time = 2 days Final concentration of 131l = 84.2% of sample…

Q: The half-life of carbon-14, an isotope used in archaeological dating, is 5730 years. What percentage…

A: The age of the sample follows first order kinetics. This method is known as carbon dating. First…

Q: The half-life of tritium, H-3, is 12.3 years. How much time would it take for a sample to drop to…

Q: A radioactive sample has a decay constant of 1.32 x 10-3 h-1. What is its half life?

A: Radioactivity is a first order kinetics. Relation for decay constant ( λ) and t1/2 relation for…

Q: A tiny sample of fabric is burned to CO2, and the 14C/12C ratio is 0.350 times the ratio in today’s…

Q: A bone has a carbon-14 decay rate of 4.98 disintegrations per minute per gram of carbon. If a living…

A: Solution : N0= 4.98 dpm N(t) = 15.3 dpm t1/2 = 5715 years t = ?

Q: What is the approximate age of the artifact?

Q: lodine-131 is administered orally in the form of Nal(aq) as a treatment for thyroid cancer. The…

Q: A volcanic eruption melts a large chunk of rock, and all gases are expelled. After cooling, argon-40…

A: Half-life of potassium-40 = 1.25 x 109 year A = The final amount of 40 K left = 1.38 mmol A0 =…

Concept explainers

Writing and Balancing Nuclear Equations

A nuclear equation is a symbolic representation of a nuclear reaction using certain symbols. It is studied in nuclear chemistry and nuclear physics.

Question

100%

9. A wood artifact is known to have decayed and only 55% of the original artifact remains. The age of the wood artifact can be identified through C-14
dating.What is the age of the artifact if the half-life of C-14 is 5,730 years?
6,600 year
5,270 years
4,942 years
1,659 years
10. A certain element Xundergoes two successive alpha emission reactions followed by a beta emission reaction. The daughter nuclide formed is Ac-230
(Z-89).What is the Identity of element X?
Th-234 (Z= 90)
U-235 (Z-02)

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

Step 2

Step 3

Step 4

Step 5

Trending now

This is a popular solution!

Step by step

Solved in 5 steps

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.