Calculate the maximum kinetic energy of the electron in the decay "C→ "N + -e +D

Q: A. 1.5 R/hr 48. Calculate the exposure rate at 3.0 cm from a I source with an activity of 2.0 mCi.…

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Q: Find the missing value for the radioactive isotope. (Round your answer to two decimal places.)…

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Q: Technetium-99 is a commonly used radioisotope decays via Beta-emission. a. Use a graphical method on…

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Q: ta 17 La carga nuclear efectiva de un átomo es principalmente afectada por: ponder Seleccione una: a…

A: The correct answer is -  electrones internos (inner electrons)   Explanation - - > The effective…

Q: 1- Nuclear Chemistry For the three major modes of radioactive decay: a. List the modes b. Give a…

A: Part AThe three major modes of radioactive decay are alpha, beta and gamma decay.

Q: The half-life of the radioactive isotope 137Cs is 30.17 years. How long does one have to wait until…

A: To solve this problem we have to first calculate the rate constant of the reaction using half life…

Q: If an operator 14  m from a small source is exposed to 3.0 units of radiation, what will be the…

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Q: A proton is accelerated to 81.1 MeV per particle. What is th energy in kJ/mol?

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Q: A radioisotope produces an intensity of 8.75 x 10" becquerel (Bq) at a distance of 2.00 cm from the…

A: Given : Intensity at r1= 2cm , I1 =8.75x104 Bq Intensity at r2 = 36cm, I2 = ?

Q: What is the binding energy in kJ/mol Sb for antimony-123? |k]/mol 51 H+ 72;n Sb The required masses…

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Q: For samples 1, 2 and 3: A. determine the D/P ratio in the table below (calculate each value to 1…

A: As per rule, only the first question can be answered. Decay constant (λ) = 5.543 x 10-10 year-1 1…

Q: A rock started with 2000 atoms of a parent radioactive isotope and now has 1875 daughter isotopes.…

A: since half life of isotope is 100,000 years  therefore  in 100,000 years,no. of atoms remaining=1000…

Q: What is the daughter nucleus in the reaction below? * 85 209 At = +2*He 83 205Bİ 86 209Rn 81 207TI…

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Q: The ratio between the number of tritium ({T; radio active isotope of hydrogen) and hydrogen in water…

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Q: The half-life of Krypton-91 is 10 seconds. At time t = 0, a canister contains 3 grams of gas. a.…

A: Given  half life of krypton-91(h) =10 seconds  mass at time t( 0) = 3 g a) To find function ,m(t) =…

Q: Q4: Use the suitable method to calculate the binding energy per nucleon for the Thorium isotope23Th…

A: Mass defect is the difference between the expected mass of an atom of an element and the actual mass…

Q: What is the difference between Radiation Equilibrium, Charged Particle Equilibrium, Restricted CPE,…

A: Ans) • The concepts of radiation equilibrium (RE) andcharged-particle equilibrium (CPE) are usefulin…

Q: Pd→-46 Pd +-Y 238 4. 5. -83 Ra → 21886 Rn +- He 6. 238 U→2392, +-Y

A: Since you have asked multiparts questions, we will solve the first three sub parts questions for…

Q: Find whether 6429 Cu is stable or not. If not, find the decay mode. Given: M(0“Cu) = 63.929766 amu…

A: Isotopes of an element have same atomic number but different mass number. Radioactive isotopes are…

Q: A radioisotope produces an intensity of 8.75 x 10* becquerel (Bq) at a distance of 2.00 cm from the…

A: With the increase in distance the intensity decreases.

Q: The half-life of radium-226 is 1600 years. Suppose we have a 27-mg sample. (a) Find a function…

A: As this is multiple question , first three part is solved here. Please re-post last one as an…

Q: If you start with 1 million atoms of a particular radioactive isotope, how many half-lives are…

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Q: How long would it take for 85% of 131I to decay? [ Half-life of 13!I is 8.04 days]

A: Since you have asked multiple questions, we will answer first question for you. In order to get…

Q: 238, The isotope of plutonium * Pu is used to make thermoelectric power sources for spacecraft.…

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Q: Which of the following would you expect to be radioactive * Sn-118 Pa-234 Mn-54 Zn-74

A: Which of the following is correct

Q: A sample of the inner part of a redwood tree felled in 1874 was shown to have 14C activity of 4.29…

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Q: In an alpha particle (42He) scattering experiment, using a thin gold (19779Au) foil, the initial…

A: Given,  kinetic energy = 2.0MeV

Q: 6 Bez +e Li4 + Ve = -> electron capture by 7

A: Electron Capture Reaction It is a process by which a nuclide increases np ratio. Generally  a proton…

Q: The radioisotope 41Ar decays by β-(negative beta) emission to an excited level of 41K that is 1.293…

A: Beta decay results in isobars and in beta minus decay neutron is converted into a proton, electron…

Q: When light is shined on a thin sheet of metal, electrons are released with a kinetic energy of 7.12…

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Q: Number of half-lives Fraction Percentage remaining remaining elapsed 0. 100 1 1/2 50 1/4 25 3 1/8…

A: Half life: The time period in which the concentration of reactant becomes half of the initial…

Q: What is the right abbreviated nuclear form of * B+ He "N + N 10 13 [A] 1°B (a,"N) n [B] a ("B, "N)n…

A: Given is nuclear reaction.

Q: Mr. Albedo stumbled upon an unknown material in an abandoned laboratory. He believes that this…

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Q: C=3.00 x 108 ms-1 Figure 19.1 (Refer to Figure 19.1.) Given the exact atomic masses: 199Bİ…

A: To solve this problem first we calculate the mass deficiency of the reaction then we will calculate…

Q: A particular isotope of an element has a half-life of 56 days. What percentage of the sample will…

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Q: If the half-life of a radioactive element is 219.3 years and the atomic weight of the radioactive…

A: The number of decay in 1 second for 1 gram sample of a radioactive element is known as Specific…

Q: 2. The data in the table show the amount of a 500 g sample of sodium-24 over time. Time (h) Na-24…

A: The decomposition of a radioactive nuclei takes place by the removal alpha, beta or gamma particle.…

Q: kJ/mol What is the binding energy in kJ/mol Sb for antimony-121? 13540.59 51H+ 70,n Sb 121 The…

A: Given: The mass of Sb51121 is 120.90380 g/mol. The mass of H11 and n01 is 1.00783 g/mol and 1.00867…

Q: 131| is a B-emitter (half-life = 8.040 days) used in medicine for the diagnosis and treatment of…

A: Half life=8.040 Starting amount of sample =2.05

Q: Compare the s- and r-processes in stellar nucleosynthesis.

A: The comparison between s and r processes is given below

Q: 29) fodine -131 decaus by emission with a half-life of 8.04 day s, what is the decay censtant for…

A: Radioactive decay follows first order kinetics.  We know that : k = 0.693/t0.5 ....(1)

Q: Fluorine-18 used in PET scans has a half-life of 110 min. If a 100.0 mg sample of the radioisotope…

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Q: Fluorine-18 undergoes positron emission with a half-life of 1.10 x 10- take for the amount of…

A: Solution :    Half-life is the time required to reduce the concentration of the compound to half of…

Q: what is the product formed from 232Th by a-particle emission? a) 228Th b)232Ac c)232Ra d)228Ra…

A: In a emmision of alpha decay mass number change by four unit and atomic number change by two unit in…

Q: If the intensity of radiation is 286 microcuries (µCi) at a distance of 1.70 m, what is the…

A: Inverse square law gives the relation between intensity of radiation and distance. It can be…

Q: The time flight of an CO+ (MW = 27.99) was 10.489 μs. What would it be the time flight (in μs) of…

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Q: For the transmutation X + He → 2C+n, which value is X? - o 13c o Be o lo o 170

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Q: 5. Calculate the relative size of the pulses in a GM counter produced by MeV protons and 4 MeV…

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