Determine How Much Energy Is Released When Polonium-210 Decays According ${ }^{210} \mathrm{Po} \rightarrow{ }^{4} \mathrm{He}+{ }^{206} \mathrm{~Pb}$

question 17

Multiple Choice

Determine how much energy is released when polonium-210 decays according to ${ }^{210} \mathrm{Po} \rightarrow{ }^{4} \mathrm{He}+{ }^{206} \mathrm{~Pb}$ . [Atomic masses: polonium-210 = 209.982857 amu; helium-4 = 4.002603 amu; lead-206 = 205.974449 amu]

• A) 4.14 * 10⁹ kJ/mol
• B) 7.20 * 10¹¹ kJ/mol
• C) 5.22 * 10⁸ kJ/mol
• D) 4.66 * 10⁹ kJ/mol
• E) 6.43 * 10¹² kJ/mol

---

Definitions:

Self-Determination

Self-Determination is the principle that a community or nation has the right to determine its own political status or form of government, without external influence.

Secret Agreements

Confidential understandings or deals made between parties, often kept hidden from the public and sometimes from certain stakeholders.

American Soldier

A member of the United States Armed Forces, representing the military forces of the United States and serving in various capacities both in peacetime and during conflicts.

Early-Twenties

A term referring to the age period from 20 to 23 years, often considered a time of transition into full adulthood and independence.