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7. (14 POINTS) CH. 41: RADIOACTIVE DECAY...
Help please NAME 24. (6 points) The radioactive series for the decay of thorium-228 is given...
Help please
NAME 24. (6 points) The radioactive series for the decay of thorium-228 is given below, along with the half-life for the isotope that decays in the process REACTION HALF-LIFE A 2 Th? 2 Ra + He 1.9 years B 3Ra -Rn He 3.6 days c | 2 [Rn- 21: Po + t He | 55 seconds D Po2PbHe 0.15 seconds A. Indicate which would be the rate-determining step in the process above by writing the letter (A,B....) of...
3. (a) Write down the exponential law of radioactive decay. How would you deduce the (20...
3. (a) Write down the exponential law of radioactive decay. How would you deduce the (20 marks) half-life from this formula? (b) A radioactive source has an activity of 1.5 u Ci att-0. Its half-life is 2.0 hour (i) How many nuclei are present at 0? (10 marks) (10 marks) (c) Spontaneous emission of an α particle in mRa can be presented by the (i) How many decays occur between t0 andt-2 hour? following process ) Calculate the net energy...
9. [-14 Points] DETAILS SPRECALC7 4.6.017. This exercise uses the radioactive decay model. The half-life of...
9. [-14 Points] DETAILS SPRECALC7 4.6.017. This exercise uses the radioactive decay model. The half-life of radium-226 is 1600 years. Suppose we have a 28-mg sample. (a) Find a function m(t) = moz-th that models the mass remaining after t years. m(t) = (b) Find a function m(t) = moet that models the mass remaining after t years. (Round your value to six decimal places.) m(L) = (c) How much of the sample will remain after 2500 years? (Round your...
what is the answer of 12 and 13 estimated as equivalent to that released by 20.000...
what is the answer of 12 and
13
estimated as equivalent to that released by 20.000 tons of TNT. Assume 200 MeV is released when a 235 U nucleus absorbs a neutron and fission that 3.8 x 10' J is relensed during detonation of 1 ton of TNT. nuclear fissions occurred at Hiroshima, and what was the total de mass? utron and fissions and of 1 ton of TNT. How many was the total decrease in Scanned by CamScann 1.9...
question. Correct answers for each question will be made available once the maximum number of attempts...
question. Correct answers for each question will be made available once the maximum number of attempts have been made for each submission. Nuclear Physics - Binding Energy 1 Nuclear Physics - Binding Energy Fod work The above figure shows a nuclear reaction in which an alpha particle separates into individual nucleons. An a particle is a He nucleus (2 protons, 4 nucleons). The relevant rest masses are: He = 4.002602 u, neutron = 1.008665 u, proton = 1.007825 u. (a)...
please show all work. Thank you 145 140 130 Alpha decay Beta (-) decay 125 207...
please show all work. Thank you
145 140 130 Alpha decay Beta (-) decay 125 207 Pb 80 85 90 95 Enter the correct nuclide symbol in each open tan rectangle in Figure, which shows the sequences of decays in the natural radioactive series starting with the long-lived isotope uranium-235 and ending with the stable nucleus lead-207. Please use the online period table. Sym Naine 2 Li 6.96 Be 90122 14.007 15 18 998 20 180 21 22 Mn Fe...
Help please
NAME 24. (6 points) The radioactive series for the decay of thorium-228 is given below, along with the half-life for the isotope that decays in the process REACTION HALF-LIFE A 2 Th? 2 Ra + He 1.9 years B 3Ra -Rn He 3.6 days c | 2 [Rn- 21: Po + t He | 55 seconds D Po2PbHe 0.15 seconds A. Indicate which would be the rate-determining step in the process above by writing the letter (A,B....) of...
3. (a) Write down the exponential law of radioactive decay. How would you deduce the (20 marks) half-life from this formula? (b) A radioactive source has an activity of 1.5 u Ci att-0. Its half-life is 2.0 hour (i) How many nuclei are present at 0? (10 marks) (10 marks) (c) Spontaneous emission of an α particle in mRa can be presented by the (i) How many decays occur between t0 andt-2 hour? following process ) Calculate the net energy...
9. [-14 Points] DETAILS SPRECALC7 4.6.017. This exercise uses the radioactive decay model. The half-life of radium-226 is 1600 years. Suppose we have a 28-mg sample. (a) Find a function m(t) = moz-th that models the mass remaining after t years. m(t) = (b) Find a function m(t) = moet that models the mass remaining after t years. (Round your value to six decimal places.) m(L) = (c) How much of the sample will remain after 2500 years? (Round your...
what is the answer of 12 and
13
estimated as equivalent to that released by 20.000 tons of TNT. Assume 200 MeV is released when a 235 U nucleus absorbs a neutron and fission that 3.8 x 10' J is relensed during detonation of 1 ton of TNT. nuclear fissions occurred at Hiroshima, and what was the total de mass? utron and fissions and of 1 ton of TNT. How many was the total decrease in Scanned by CamScann 1.9...
question. Correct answers for each question will be made available once the maximum number of attempts have been made for each submission. Nuclear Physics - Binding Energy 1 Nuclear Physics - Binding Energy Fod work The above figure shows a nuclear reaction in which an alpha particle separates into individual nucleons. An a particle is a He nucleus (2 protons, 4 nucleons). The relevant rest masses are: He = 4.002602 u, neutron = 1.008665 u, proton = 1.007825 u. (a)...
please show all work. Thank you
145 140 130 Alpha decay Beta (-) decay 125 207 Pb 80 85 90 95 Enter the correct nuclide symbol in each open tan rectangle in Figure, which shows the sequences of decays in the natural radioactive series starting with the long-lived isotope uranium-235 and ending with the stable nucleus lead-207. Please use the online period table. Sym Naine 2 Li 6.96 Be 90122 14.007 15 18 998 20 180 21 22 Mn Fe...
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