What are the masses of sulfur’s two most dominant isotopes?  Which ones are capable of generating NMR signals?

Q: Radioactive nuclide, 90Sr, has a half-life of 30 years. What percent of a sample of 90Sr will|…

A:

Q: Lead-214 releases both an alpha and a beta particle. What element results and what is its mass…

A: Beta particle is similar to the emission of an electron and alpha particle is similar to the…

Q: Why is carbon dating ineffective in finding the ages of dinosaur bones?

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Q: What patterns and insights are gained from an examination of the binding energy of various nuclides?

A: Binding energy is the amount of energy needed to detach a particle from a particle system or to…

Q: The half-life of americium-241 is 457 years. What is the activity in curies of a 0.010g of sample of…

A: Half life of americium 241  t1/2 = 457 years Mass of sample m = 0.010 g Molar mass of americium -241…

Q: 6) A radioisotope has a half-life of 6 hours. If there are 10undecayed atoms, how long will it take…

A: Recall N=N0e-λt and t1/2=ln2/λ

Q: What is the difference between R and Ru? How are these two related?

A: R is the specific gas constant associated with each gas molecule with unit Joule/Kelvin.Mole.

Q: Choose the BEST answer to the following. A radioactive sample has a half-life of 1 hour. Starting…

A: The number of half -life passed in a time is,

Q: One half-life of an isotope is 22 years. How many years would it take to have only 25% of the…

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Q: What mass of a 2,400g sample of an isotope will remain after 32.8 days if the half life of the…

A: Hello. Since you have posted multiple questions and not specified which question needs to be solved,…

Q: An isotope has a half-life of 3 days. What percent of the original material will be left after: a) 6…

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Q: Calculate the average binding energy per nucleon for carbon, 12C12C (atomic mass = 12 u)

A: Given:   carbon-12Find: The average binding energy per nucleon.

Q: 14. What is the percentage of a 200g sample of Nitrogen-16 that decays to 12.5g in 21.6 s? C. 25% D.…

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Q: How do Urainum-235 split easily when it captures an additional neutron? It says that when a free…

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Q: Find the total binding energy for carbon, 13C13C (atomic mass = 13.003355 u).

A: Given: Carbon-13Atomic mass of 13C = 13.003355 uFind: The total binding energy.

Q: The decay constant of cobalt-60 is 0.13 year−1. Find its half-life

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Q: What is the long-range fate of all the uranium that exists in the world?

A: Uranium-238 is a radioactive element which decays in series of 4 steps.

Q: cadmium -107 has a half -life of 6,52 hours .if you start off with sample which sample which has an…

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Q: The barium isotope 133Ba has a half-life of 10.5 years. A sample begins with 1.0 × 1010 133Ba atoms.…

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Q: 1. Copper has an average atomic mass of 63.55 and has two naturally occurring isotopes, 63Cu and…

A: Taking the mass of the Cu65 be 'x' in the given composition. Now if we assume 100% of the total…

Q: If you have a 450 mircocoulomb charge attached to an element how many excess protons would you…

A: Given: The charge on the element is 450 μC.

Q: The half-life of 60CO is 5.27 years. The activity of an 60 Co sample is 2.60x10° Bq. You may want to…

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Q: 2. Polonium 218 has a half life of 3.0 minutes. If you begin with 120. grams of it, how long will it…

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Q: Why is carbon better than lead as a moderator in nuclear reactors?

A: Carbon is an effective stimulator of fission reaction than lead. In case of carbon, it interact with…

Q: If the half-life of actinium-227 is 21.8 years, approximately how much time will be required to…

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Q: An isotope of lead, 201Pb, has a half-life of 8.4 hours. How many hours ago was there 30% more of…

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Q: What holds the nucleus together?

A: Nucleus: A nucleus is a group which mainly consists of two bodies that are proton and neutron. The…

Q: Q1) lodine I is widely used in the treatment and diagnosis of the Thyroid gland. The radius (in fm)…

A: Please note : As per answering guidelines I can answer the 1st question only. Since, this is not a…

Q: The barium isotope 131 Ba has a half-life of 12 days. A 300 µg sample of 131 Ba is prepared.

A: Write the given values of this problem. Half-lifeT12=12 dayst=1 daysample(No)=300 μg

Q: If Th-234 emits a beta particle, what nucleus is formed?

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Q: What fundamental force binds the nucleus of an atom together?

A: There is a total of four fundamental forces present in the universe and out of which the strong…

Q: Ø.500 THRU $ Ø.014@ A BC@ 3/8-24 UNF - 2B e Ø.014@ B A C® MINOR DIA .002 00'E 2X 1.22 .188 L672 28…

A: Given : Details on Femoral A-P saw guide.

Q: What is the half life of Technetium?

A: Introduction: The time that a radioactive isotope or a substance takes for half of the isotope to…

Q: Carbon 14, with a half-life of 5700 years, is used to estimate the age of organic materials. What…

A: The expression for the half-life of carbon-14 is written as, Here, λ represents the decay constant…

Q: A single atom of cesium-133 has a mass, in atomic mass units, of 132.90545193 u. Determine a) the…

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Q: Explain how "carbon dating" is used to establish the age of once living things.

A: Carbon dating is a well-known technique, which is used to determine the approximate age of…

Q: How do the elements exhibit a range of band gaps?

A: When we talk of semiconductors and insulators, electrons are observed to be restricted to a number…

Q: What is the half-life of Ra-226?

A: The time in which the activity of the radioactive substance becomes half is called half life.

Q: Technetium-99 (half-life = 6.0 h) is used in medical imaging. How many half live would go by 36…

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Q: A 1.00 g sample of samarium emits alpha particles at a rate of 120 particles/s. The responsible…

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Half Life

The concept of Half Life has numerous practical applications some of them includes figuring out the effective drug dosage to finding out when a radioactive becomes safe to use. If you look for a career in Nuclear Physics you will need this concept.