1. Plutonium-239 is used as the energy source for heart pacemakers and space probes. It decays by alpha emission. The nuclear mass of plutonium-239 is 239.0006 amu, 234.9934 amu for uranium-235 and 4.00150 amu for helium-4. a. Write the nuclear equation. b. Find the change in mass (in grams) for every mole of Plutonium-239. c. Calculate the energy lost or gained by 1 mole of Plutonium-239.
1. Plutonium-239 is used as the energy source for heart pacemakers and space probes. It decays by alpha emission. The nuclear mass of plutonium-239 is 239.0006 amu, 234.9934 amu for uranium-235 and 4.00150 amu for helium-4. a. Write the nuclear equation. b. Find the change in mass (in grams) for every mole of Plutonium-239. c. Calculate the energy lost or gained by 1 mole of Plutonium-239.
Chapter10: Radioactivity And Nuclear Processes
Section: Chapter Questions
Problem 10.51E
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Nuclear Energy
Transcribed Image Text:1. Plutonium-239 is used as the energy source for heart pacemakers and space probes. It decays by alpha emission. The
nuclear mass of plutonium-239 is 239.0006 amu, 234.9934 amu for uranium-235 and 4.00150 amu for helium-4.
a. Write the nuclear equation.
b. Find the change in mass (in grams) for every mole of Plutonium-239.
c Calculate the energy lost or gained by 1 mole of Plutonium-239.
2. For Be-10, find the:
a. mass defect (in grams) and
b. binding energy in kilojoules per mole.
mass proton - 1.00728 amu ; mass neutron - 1.00867 amu; mass Be-10 - 10.013534679 amu
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