Calculate the activity of these samples at the given times: 3.06 mCi l-131 (t₁/2 = 8.04 days) at 2.00 days after calibration 5.00 mCi Tc-99m (t1/2 = 6.02 hours) at 48.0 hrs after calibration 10 mCi Tc-99m (λ = 0.1155/hr) at 4.0 hours after calibration
Q: Calculate the activity of a pure 9.5-μgμg sample of 32 over 15P (T1/2=1.23×106s).
A: Mass of sample (m) = 9.5 ×10-6 grams Molecular mass of P-32 = 32 grams Half life (T1/2) = 1.23×106…
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A: Given: Activity of sample = 9 Ci Half life of sample = 73.8 days
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A: Given, Specific activity of bone (N)=5.22 disintegrations per minute per gram of carbon (d/min.g).…
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A: Given Data: Energy (E) = 3 MeV = 3×106 eV.Density of quartz (N) = 2.66 g/cm3 = 2.660 kg/m3. To…
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Q: Bismuth-210 has a half-life of 5.01 days. The activity of a bismuth-210 sample at the start is 100…
A: Write the expression for the remaining quantity. Here, N0 represents the initial activity, t…
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A: Given, flux=1.50×104 n/cm2.smass=1gThe most probable nuclear reaction 14N7+1n0→ 14c6+ 1P1The…
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A: A substance with unstable nuclei undergoes radioactive decay. A radioactive substance decays…
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A: Technetium-99m is produced from the synthetic substance molybdenum-99 which is a by product of…
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Q: The point source Co-60 emits gamma with energies of 1.17 MeV and 1.33 MeV. Each of these energies…
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Q: a sample with a half-life of 19 days has an initial activity of 7.0 x 10^5 counts/s. what isits…
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Q: nucleus of radius 4.62 fm contains 26 protons. How many neutrons does the nucleus contain?
A: Number of neutron = mass number -number of proton
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A: Given data: Thickness (t) = 1 cm σ=71 barnρ=7.31 g/cm3 Need to determine the neutron transmission…
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A: Given: In this question, the given details are, A mouse has a thickness of approximately 20mm.…
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Q: |(a) A 20.0 V battery supplies 1.5 A to a 12.0N resistor. Calculate the teminal voltage of the…
A: 20 volt battery supplies 1.5 ampere to 12 ohm resistor So (voltage across resistor) = (current)…
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A: It is completely different from conventional energy furnaces. it is considered as the most energy…
Q: When will 10 mCi of 1311 (T1/2 = 8.05 days) and 4 mCi of ³2P (T1/2 = 14.3 days) have equal…
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Q: Find the activity of a sample containing 4.72 x 10-6 g of 60/27Co (T1/2 = 5.27 years)
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Q: Find the activity A of a sample containing 4E-6 g of 2760Co (T1/2 = 5.27 years). (Use 59.93 u as the…
A: Given: Weight, W =4.0×10-6 g Mass number, A = 59.93 u Avogadro number, NA = 6.022×1023 atoms/mol…
Q: A radioactive source is producing 1.50 MeV gamma rays. If two detectors are placed 4.00 m and 7.00 m…
A: Distance of two detecters from the source…
Q: The fusion reaction shown is part of the proton-proton chain that occurs in the core of the sun.
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Q: Calculate the fraction per square mm area of 7.7MeV alpha particle scattered at 45degrees from a…
A: Solution attached in the photo.......
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A: Hlf-life time of radioactive element is Mass of element is Note:Molar mass of is Avogadro's number…
Q: Estimate the average range of 1.31 MeV alpha particles striking an aluminum slab parallel to its…
A: The given information in the question is: The energy of the alpha particles: 1.31 MeV The density…
Q: Radioactive Pm-147 decays by the release of a beta-particle with an average energy of 62.0 keV. A…
A: Given That: Radioactive pm147, Atomic mass is 147 amu. To find the mass of each atom:…
Q: 15. When U-232 undergoes alpha decay to Th-228, a mass lost is sustained. (1) Find the mass defect…
A: The exact mass of U-232 is 232.0372 amu. The exact mass of Th-228 is 228.0287 amu.The exact mass of…
Q: Iodine-131 is a beta-emitter, which decay by the first-order rate law with a half-life of 8.0 days.…
A: Let t1/2 denote the half-life of the Iodine-131. It is given as 8 days. The decay constant λ can be…
Q: If you were to use a collimator with a shielding factor of 20 for a RED (radiation exposure device)…
A: if we were to Use A Collimator With A Shielding Factor Of 20 For A RED (radiation Exposure Device)…
Q: A 228Th source is labeled 1.50 mCi, but its present activity is found to be 3.47 ✕ 106 Bq. (a)What…
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Q: In a student lab experiment, 5.3 MeV alpha particles from the decay of 210Po are directed at a piece…
A: Given: The kinetic energy of the alpha particle is E=5.3 MeV. The charge on electron is…
Q: (a) Find the speed an alpha particle requires to come within 3.4 x 10 m of an iron nucleus.…
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Q: QUESTION 13 The following table of probabilistic time estimates (in weeks) and activity predecessors…
A: From the table, the activity G can start via three processes.These are,As, D's immediate…
Q: An ancient artifact is found to contain 240 g of carbon and has an activity of 479 decays/min. ▬…
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Q: 2. Consider two gamma radioactive sources: S1 has activity 50 uCi (micro-Curie) and S2 has activity…
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