5.) A sample of bone has a specific activity of 5.22 disintegrations per minute per gram of carbon (d/min-g). If the 1?C/14C ratio for living organisms results in a specific activity of 15.3 d/min-g, how old are the bones (t1/2 of 14C = 5730 yr)? SHOW ALL WORK!

5.) A sample of bone has a specific activity of 5.22 disintegrations per minute per gram of carbon (d/min-g). If the 1?C/14C ratio for living organisms results in a specific activity of 15.3 d/min-g, how old are the bones (t1/2 of 14C = 5730 yr)? SHOW ALL WORK!

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: About 0.0117% of the 600 mg of potassium in a typi- cal banana is radioactive potassium-40. If 1.00…

A: Given: 1) Mass of potassium in a typical banana is radioactive 0.0117% of the 600 mg of…

Q: A dinosaur remain has a C-14 isotope and has a half-life of 5,715 years. The activity of this is…

Q: A precursor of modern-day bison is Bison latifrons. A fossil found in North Dakota was dated with…

A: Given that : The half-life of 14C is 5730 years. The initial concentration of 14C is 100 %. Out of…

Q: A sample of wood from an Egyptian mummy case has a specific activity of 9.41 d/min-g. How old is the…

A: Solution: We know that --- for a sample of wood from an Egyptian mummy which is related to…

Q: Uranium is radioactive and decays into lead. This process can be used to date rocks. A piece of…

A: This problem is based on nuclear chemistry. We know radioactive decay follows first order chemical…

Q: A sample of cobalt-60 was labelled as having an activity of 3.25mCi, but upon inspection, it…

A: Co-60 is used medically for radiation therapy as implants and as an external source of radiation…

Q: Cesium-131, 13 Cs, is a radioactive isotope used to treat prostate cancer. The half-life of 131 Cs…

A: Rate constant ( k ) = 0.6931 / half life Rate constant (k) = 0.6931 / 9.70days Rate constant (k) =…

Q: In a treatment that decreases pain and reduces inflammation of the lining of the knee joint, a…

A: Initial count (No) = 1100 per second Final count (Nt) = 1.14 per second Time (t) = 24 hours

Q: Payalben

A: The objective of the question is to find out how many patients can be treated with the given doses…

Q: A wooden artifact is burned and found to contain 21 g of carbon. The 14C activity of the sample is…

A: Radio carbon dating is a technique used to determine the age of the wooden artefact or…

Q: 25 grams of rock there are 3.43 grams of radioisotopes and 0.482 grams of nuclides derived from the…

A: Given: In 25 grams of rock, there are: 3.43 grams of radioisotopes. 0.482 grams of nuclides derived…

Q: The mass of a proton is 1.00728 amu and that of a neutron is 1.00867 amu. What is the binding energy…

Q: The mass of a 'H atom is 1.673533 x 10-24 g and the mass of a neutron is 1.674927 x 10-24 g. The…

A: H1 has only 1 proton. Hence the mass of H1 is exactly same as the mass of a proton. Hence mass of…

Q: c- A freshly prepared sample of a certain radioactive isotope has an activity of 10 mCi. After an…

Q: The remains of an ancient cave were unearthed. Analysis from charcoal in the cave gave 12.0…

A: Radioactive decay is the process where the unstable nuclei break down into stable ones by emitting…

Q: What is the nuclear binding energy for a mole of tritium, H-3 whose mass is 3.0160? (1 mol p+ =…

Q: For a radioisotope where k=2.5x10-4yr-1, how old is a sample when only 10% remains? a 4,000 years b…

Q: A piece of literature has announced that Uranium 238( 23822U) has a binding energy of approximately…

A: We can theoretically calculate the mass of a neutron. But this will be different from the…

Q: Which isotope is most likely unstable? OB O 160 O 20 10 72Rb 37

Q: 8.) A sample of bone has a specific activity of 5.22 disintegrations per minute per gram of carbon…

A: The rate constant can be calculated as follows-

Q: Fluorine-18 is a radioactive isotope commonly used in medicine. It has a half-life of 110 minutes.…

Q: Select the missing product of this decay reaction: 234 Th ? + 0 e 90 -1

A: When radioactive element releases beta particles we get an increased atomic number element.

Q: old-198 is a β emitter used to treat leukemia. It has a half-life of 2.7 days. The dosage is 1.0…

A: Interpretation: The time taken for 70.-mCi dose of Gold 198 to decay to an activity of 2.2 mCi is to…

Q: Fluorine-18, which has a half-life of 110 min, is used in PET scans. If 100. mg of fluorine-18 is…

A: Reaction in which rate is linearly depend upon one reactant is known as first order reaction.

Q: What is the age of a fossil that has a carbon-14 decay rate of 6.5 disintegrations per minute per g…

A: Formula used y=a e-nt where y is the final amount of death = 6.5dis/min x is the initial…

Q: (19] There are 40 grams of radioactive substance at one point in time. After two hours, only 30…

A: The half-life of a quantity is the amount of time it takes to decrease to half of its original…

Q: A certain amount of a sample of 96x has an activity of 0.1026 µCi. In 8.0 days, the activity of the…

Q: Find the activity of a sample containing 1.51 x 10-6 g of 6027(Co) (T1/2 = 5.27 years).

Q: 1.) A researcher claims that an ancient scroll originated from Greek scholars in about 500 B.C. Its…

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

Q: An earthquake in the area of present-day San Francisco isto be dated by measuring the 14C activity…

Q: Be sure to answer all parts. A freshly isolated sample of 90Y was found to have an activity of 6.6 x…

A: Given : A1 = 6.6 ×105 per minute A2 = 1.8 × 104 per minute Find : To calculate The half-life is…

Q: Carbon-14 has a half-life of 5730 yr. A living organism has an activity of 15.2 counts per minute…

Q: 2. Some mammoth bones found in Arizona were found by carbon-14 dating to be 1.13 x 10' y old. What…

A: t1/2 = 5730 y t = 1.13 X 104 y N0 = 15.3 dis/min/g N =?

Q: Normal No Spacing Head 三三。 Paragraph Styles 22. A normal adult jawbone contains 200 mg of Carbon-14…

Q: The radioactive nuclide has a half-life of 17.5 hours. What mass of the nuclide remains from a…

Q: While in the upper peninsula, you have found an unusual fossil in a rock layer that you are really…

Q: Draw the decay diagram for the decay of 32 Si to 325. If the total energy of decay for the beta…

Q: initial activity of the sa

Q: An unknown radioactive substance is currently decaying. Initially, the sample contained 16.1g of the…

Q: Conditions Column I CHOICES Column II Activity of 1. A sample of Sr-90 has Activity of a half-life…

A: Since you have posted question with multiple sub-parts, we are entitled to answer the first 3 only.…

Q: In order to investigate the age of a mineral sample believed to be millions of years old, which…

A: Please find your solution below : Isotopes are defined as the members of family of same element that…

Q: 5. A typical fission reaction in a nuclear reactor is represented: 235U + in → 2Kr + 'g¿Ba + N(¿n)…

A: To find value of N for this type of reaction ,we can find the value of N by comparing sum of atomic…

Q: A wooden artifact from a Chinese temple has a 14Cactivity of 30.7 counts per minute as compared with…

A: All radioactive elements undergo decay process by applying "first-order rate". The half-life…

Q: Rubidium-87 decays by B production to strontium-87 with a half life of 4.7 × 1010 years. What is the…

Question

5.) A sample of bone has a specific activity of 5.22 disintegrations per minute per gram of carbon
(d/min-g). If the 1?C/14C ratio for living organisms results in a specific activity of 15.3 d/min-g,
how old are the bones (t1/2 of 14C = 5730 yr)? SHOW ALL WORK!

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 3 images

SEE SOLUTION Check out a sample Q&A here

Similar questions

2. Co-60 is used extensively in radiotherapy as a source of y- rays. Its half-life is 5.27 years. a) How many years will it take to decrease to 35% of its original activity? b) It a cobalt source is ten years old, what percent of Its original activity remainse
To find the age of a wooden box using C-14 carbon dating, the following information are collected: Specific activity = 5.22 d/min.g (disintegration per minute per gram of carbon ). C-14: Half-life = 5730 years, AO = 15.3 d /min.g (initial activity of C-14). How old is this box? 4500 Years 2400 Years 5700 Years 8900 Years
||| Understanding radioactive half life sample A medical technician is working with the four samples of radionuclides listed in the table below. Initially, each sample contains 19.00 umol of the radionuclide. First, order the samples by decreasing initial radioactivity. Then calculate how long it will take for the amount of radionuclide in each sample to decrease to 1/4 of the initial amount. A B C D Explanation symbol 33 15 188 75 127 54 227 89 radionuclide P Re Xe Ac Check half-life 25. days 17. hours 36. days 22. years initial radioactivity (choose one) B (choose one) (choose one) O (choose one) e time for amount of radionuclide to decrease to 1/4 of initial amount X days hours days years S MacBook Pro 0/3 Kimberly V ( Ⓒ2023 McGraw Hill LLC. All Rights Reserved. Terms of Use | Privacy Center | Accessibility ?圖□ 圆图 olo Ar
An artifact classified as bone, found in a site at Paviland Cave, Wales, is found to have a ¹4c radioactivity of 3.20x103 counts per second per gram of carbon. If living carbon-containing objects have an activity of 0.255 counts per second per gram of carbon, estimate the age of the artifact? The half-life of 14C is 5730 years.
An unknown radioactive substance is currently decaying. Initially, the sample contained 17.8g of the substance. After 5.00 hours of decay, 3.4g of the substance remain. What is the half-life (t1/2) of the substance?
The question is: The activity of Arsenic-76 after 157.8 hrs is 120.2 micro milicuries. What was the original activity in mCi? One half life of Arsenic-76 is 26.3 hours. 6 half-lives have passed after 157.8 hrs.
A radioactive isotope has an activity of 9.94×104 Bq initially. After 3.35 hours the activity is 5.96×104 Bq. What is the half-life of the isotope? What is the activity after an additional 3.35 hours?
Please send me the question in 20 minutes it's very urgent plz
The following isotopes are all stable : 20Ne, Ne, 22Ne 10+ 10- While the following is not, so what be its decay likely? 23 Ne 10- Alpha Positron Electron capture Beta
A sample of wooden artifact is found to undergo 8 14 disintegrations per minute per gram of carbon. What is the approximate age (in years) of the artifact? The half-life of C is 5730 years, and the radiocarbon activity of wood recently cut down is 18 disintegrations per minute per gram of carbon. Enter values only with 2 decimal places.
Please send me the question in 20 minutes it's very urgent plz
Carbon-14 has a half-life of 5730 yr. A living organism has an activity of 15.2 counts per minute (cpm) per gram of carbon. If a bone is determined to have an activity of 11 cpm per gram of carbon, how old is the bone in the unit of years? Please report an integer.