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The Amount of Energy Released During the Radioactive Decay of Uranium-238

Question 46

Multiple Choice

The amount of energy released during the radioactive decay of uranium-238 to thorium-234 and an alpha particle is _____ kJ/mol. (Given, the atomic mass of 238U{ } ^ { 238 } \mathrm { U } = 238.050788 amu, 234Th{ } ^ { 234 } \mathrm { Th } = 234.043601 amu, and 24α{ } _ { 2 } ^ { 4 } \alpha = 4.002603 amu)


A) -4.584 × 108
B) 4.120 × 108
C) 4.584 × 108
D) -4.270 × 108
E) -4.120 × 108

Correct Answer:

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