Discuss the Calculations involving Radioactive Decay and Time?
Q: How can the decay half-life of a radioactive material be changed? (if can)
A: The decay half-life of a radioactive material is an intrinsic property determined by the stability…
Q: Why is a conventional fission nuclear reactor not able to explode as a bomb?
A: A nuclear reactor is a power plant that uses nuclear fusion to eventually generate electricity.…
Q: The radioactive decay law is given by where N(t) = Noet 2= In(2) 11/2
A: We have given radioactive decay law. We want to linearlize the given equation.
Q: From the known atomic masses (nndc website), compute the Q-value of the decay 230Th → 226Ra + ?…
A: T90230h → R88226a + α The mass of the parent nuclei Thorium is mTh = 230.0331338 u The mass of…
Q: Why is a neutron stable inside the nucleus? (In free space, the neutron decays in 900 s.)
A: Inside the nucleus, the neutron is present with protons. A neutron decays into proton, neutron and…
Q: Two radioactive samples, X, Y have the same number of atoms at t = 0. Their half lives are 3h and 4h…
A: The formula of the radioactivity is R = Ro e-0.693 tT where, Ro is the initial activity, t is the…
Q: Tritium is naturally rare, but can be produced by the reaction n +2H → 3H + γ . How much energy in…
A: The energy released from the following reaction can be calculated by finding out mass decay then…
Q: 226 Ra 88 222 Rn + X 86
A: In all nuclear reaction mass number (mass) as well as atomic number (charge) remains conserved
Q: What fraction of a radioactive sample is left after exactly 6 half lives? Give your answer to 3…
A: Number of half life (n) = 6
Q: Identify the type of radioactive decay in the following reaction: 219 Ra→219Th + ₁e + v 88 89 O None…
A: Radioactive nuclei are unstable and they emit radiation to achieve greater stability. The emission…
Q: Fission reactions occur only for nuclei with large nucleon numbers, while exoergic fusion reactions…
A: The ratio of the neutron and proton for stable nuclides or light nuclides is: NZ=1 Here, N…
Q: Initially 73 grams of radioactive substance was present. After 6 hours the mass had decreased by 7%.…
A: Given, After 6 hours the mass had decreased by 7%. The decay rate is 7%. A differential equation for…
Q: The decay constant of a radioactive source is 752 per year. Then its half- life equals: *
A: Step:1 The Time taken for a radioactive atom to disintegrate to half of its original…
Q: Find the Q-value for the nuclear reaction Be + He - C+n+o Given masses of Be = 9.01286 amu He =…
A:
Q: If a fusion reaction produces no appreciable radioactive isotopes, why does a hydrogen bomb produce…
A: In a hydrogen bomb, nuclear fusion reaction is preceded by nuclear fission reaction of Uranium…
Q: U-235 has a half-life of about 700 million years. What does this say about the likelihood of fission…
A: Given: U-235 has a half-life of about 700 million years. What does this say about the likelihood of…
Q: What nuclide is produced in the following radioactive decays? (a) a decay of 239 94 Pu; (b) b- decay…
A: Part(a): The Alpha decay means the extraction of 2He4 nucleus from a radioactive atom. The alpha…
Q: A (ə) ?H + H - x + n 4 2He o He 3 3 H. A (b) ?H+ 스x → 글He + bn O He Не 3 Не 2 He 3 1 O H
A: a) Answer is H24e The unknown mass number is 2+3=A+1A=5-1=4 The unknown atomic number is 1+1=Z+0Z=2…
Q: Does radioactive decay occours in semiclassical physics if yes then explain in detail?
A: Consider decay of uranium giving thorium and alpha particle as, U238→ T234h+α (1) Attractive…
Q: After 2 days, 10 grams of a radioactive substance s present. Three days later, 5 grams is present.…
A: GivenAfter 2 days , Radiaoactive substance (A)=10 gThree Day later , Radiaoactive substance (A)=5…
Q: Complete the following radioactive decay formulas: a) 12 5 B->___+e-+V b) 284 90 Th->250 88…
A: b)90284Th→88250Ra+___This equation describes an alpha decay, where an alpha particle, which is a…
Q: Which will leak more neutrons, two separate pieces of uranium or the same pieces stuck together?
A: The uranium atom give neutrons during fission.
Q: a) i) Strontium-90 ("Sr) is one of the products of thermal neutron fission of Uranium-235. It is…
A: i)
Q: In a sample of radioactive material, what percentage of the initial number of active nuclei will…
A:
Q: Why doesn’t uranium ore spontaneously undergo a chain reaction?
A: Given: Uranium chain reaction
Q: Assume ordinary soil contains natural uranium in amounts of 1 part per million by mass. (a) How much…
A: Given Data: The specific gravity of soil is, G=4.00 The density of the soil is, ρ=4×103 kg/m3 The…
Q: What do U-235 and Pu-239 have in common?
A:
Q: Half life of a radioactive isotope is 4x108 years. If there are 10³ radioactive nudei in a sample…
A: Given : Half life of the radioactive isotope, t1/2 = 4×108 years Current number of radioactive…
Q: If it is known that 87% of an initial radioactive sample remains after 3 days, what is the decay…
A: Given: The amount of radioactive decay is 87% of the initial amount. The time is 3 days.
Q: I-135 is a fission product that decays into Xe-135 in a reactor during operation. Write the Q value…
A: Given: I-135 decaying into Xe-135. Initial count of I-135 atoms = 10,000 Time = 48 hours
Q: This question: 1 poir A certain radioactive isotope decays at a rate of 0.15% annually. Determine…
A: radioactive isotope decays at a rate of 0.15% annually.
Discuss the Calculations involving Radioactive Decay and Time?
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