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Determine How Much Energy Is Released When Thorium-230 Decays According

Question 131

Multiple Choice

Determine how much energy is released when thorium-230 decays according to Determine how much energy is released when thorium-230 decays according to <sup> </sup> .[Atomic masses: thorium-230 = 230.033127 amu; helium-4 = 4.002603 amu; radium-226 = 226.025403 amu] A) 3.98 × 10<sup>9</sup> kJ/mol B) 4.60 × 10<sup>8</sup> kJ/mol C) 7.20 × 10<sup>11</sup> kJ/mol D) 4.90 × 10<sup>9</sup> kJ/mol E) 7.15 × 10<sup>11</sup> kJ/mol .[Atomic masses: thorium-230 = 230.033127 amu; helium-4 = 4.002603 amu; radium-226 = 226.025403 amu]


A) 3.98 × 109 kJ/mol
B) 4.60 × 108 kJ/mol
C) 7.20 × 1011 kJ/mol
D) 4.90 × 109 kJ/mol
E) 7.15 × 1011 kJ/mol

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