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It Is Believed That Two Carbon-12 Nuclei Can React in the Core

Question 69

Multiple Choice

It is believed that two carbon-12 nuclei can react in the core of a supergiant star to form sodium-23 and hydrogen-1. Calculate the energy released from this reaction for each mole of hydrogen formed. The masses of carbon-12, sodium-23, and hydrogen-1 are 12.0000 amu, 22.989767 amu, and 1.007825, respectively. It is believed that two carbon-12 nuclei can react in the core of a supergiant star to form sodium-23 and hydrogen-1. Calculate the energy released from this reaction for each mole of hydrogen formed. The masses of carbon-12, sodium-23, and hydrogen-1 are 12.0000 amu, 22.989767 amu, and 1.007825, respectively.   A) 2.16 × 10 <sup>14 </sup>kJ B) 2.16 × 10 <sup>11 </sup>kJ C) 2.16 × 10 <sup>8 </sup>kJ D) 2.16 × 10 <sup>5 </sup>kJ E) None of these choices are correct.


A) 2.16 × 10 14 kJ
B) 2.16 × 10 11 kJ
C) 2.16 × 10 8 kJ
D) 2.16 × 10 5 kJ
E) None of these choices are correct.

Correct Answer:

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