irection: Write the nuclear reactions involved in the synthesis of each of the following new elements. a) Curium (Z 96) was formed by reacting Pu- 239 with alpha particles 42He. It has a half-life of 162 days. b) Mendelevium (Z 101) was formed by reacting En - 253 with alpha particles. c) Meitnerium (Z 109) was formed by cold fusion which involves the combination of Bi and Fe nuclides at ordinary temperature. %3D

irection: Write the nuclear reactions involved in the synthesis of each of the following new elements. a) Curium (Z 96) was formed by reacting Pu- 239 with alpha particles 42He. It has a half-life of 162 days. b) Mendelevium (Z 101) was formed by reacting En - 253 with alpha particles. c) Meitnerium (Z 109) was formed by cold fusion which involves the combination of Bi and Fe nuclides at ordinary temperature. %3D

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

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Which of the following isotopes below will most likely undergo fission in a nuclear reaction? O hydrogen-2 (deuterium) carbon-13 O lead-208 Ouranium-238
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In 1994 it was proposed (and eventually accepted) that element 106 be named seaborgium (Sg) in honor of Glenn T. Seaborg, discoverer of the transuranium elements. ²⁶³Sg was produced by the bombardment of ²⁴⁹Cf with a beam of ¹⁸O nuclei. Complete and balance a nuclear equation for this reaction. A) ²⁴⁹Cf + ¹⁸O → ²⁶³Sg + ⁴₂He B) ²⁴⁹Cf + ¹⁸O → ²⁶³Sg + 4¹₁H C) ²⁴⁹Cf + ¹⁸O → ²⁶³Sg + 4¹₀n D) ²⁴⁹Cf + ¹⁸O + 4⁰₋₁e → ²⁶³Sg E) ²⁴⁹Cf + ¹⁸O → ²⁶³Sg + 4⁰₁e
a) Mrs. Price's son, Liam is currently working as a boilermaker at the Darlington Nuclear Power plant. He is working with Uranium-237 which has a half-life of 13.75 days. What mass of an initial sample of 567.5g of uranium-237 would remain after 56 days? b) Write the complete reaction for the decay of Po-210 if it undergoes 2 consecutive alpha decay followed by a beta decay followed by another alpha decay.
. You have 44.3 mg of the radioactive isotope 1311. How long will it take for the amount of 1311 to drop to 15.3 mg? 131 has a half-life of 8.02 days. A) 8.02 days B) 12.3 days C) 23.5 days D) 10.8 days E) 19.8 days Write a nuclear equation for the alpha decay of Am-241. A) 24 Am → He + ½/He + 233Np B) 24 Am → He + 245Bk 97 -je + 241 Cm C) 245Am → →e+ D) 241-3 Am → ₁e + 241 Pu → 94 241 95 E) 29-Am Am → → 1/1/n + În + 240 Am
21. As stated in the previous problem, Cesium-137 is a radioactive product of nuclear power plants. Cs-137 and beta minus decays into barium, Ba-137. a) Write out the radioactive decay formula correctly listing the atomic numbers and mass numbers of the parent and daughter isotope as well as the two ejected particles. b) Specify if one of the ejected particles is an electron or positron?
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The cesium-137 nuclide has a half-life of 30 years. After 90 years, about 10 g remains. The original mass of the cesium-137 is closest to Group of answer choices 70 g 60 g 100 g 90 g 80 g
Calculate the energy ( in joules ) released when 1.0 g of U- 235 undergoes fission reaction into Ba - 142 and Kr -92 and neutron/s. The masses are: Ba-142 = 141.92 u %3D Kr - 92 = 91.92 u Table 20.3 Masses of Some Nuclei and Other Atomic Particies Symbol Mass (amu) Symbol Mass (amu 0. 0.000549 27 59 58.9184 1,00867 Ni 28 58 57.9199 Hor P 1.00728 2,01345 Ph 82 82 82 206 207 205.9295 206.9309 207,9316 3.01550 208 He 3.01493 4.001S0 Po 84 210 218 209.9368 217.9628 84 Li 6.01347 7.01435 Ri Ra 86 222 226 221.9703 225.9771 88 Be 6. 9.00999 Th 230 229.9837 B. 10 10.0102 I1.0066 90 91 214 234 233.9942 233.9931 11 Pa 12 13 11.9967 13.0001 92 211 232.9890 92 234 233.9904 8. 16 15.990S 92 235 234.9934 24 52 51.9273 Fe 92 238 238.0003 26 S6 55.9206 Pu 94 239 239.0006 828
Calculate the energy released, in J, when 1.00 kg of uranium-235 undergoes the following fission process. ¹on + 23592 U Particle lodine-136 Yttrium-96 Uranium-235 Neutron - 13653 +9639Y + 4¹on Mass (amu) 135.8401 95.8629 234.9935 1.00867
Balance the following nuclear reactions: a) In 1933, Irene and Frederic Curie-Juliot created the first artificial isotope by the reaction: 2713Al + 42He → 10n + . b) 24897Bk → 0-1β + .