Calculate the Energy Released in Joules When One Mole of Polonium-214

question 77

Multiple Choice

Calculate the energy released in joules when one mole of polonium-214 decays according to the following equation. (1 kg = 6.022 × 10²⁶ amu; N_A = 6.022 × 10²³ mol^-1;
C = 2.99792458 × 10⁸ m/s)

• A) 8.78 × 10¹⁴ J/mol
• B) 7.2 × 10¹⁴ J/mol
• C) 8.76 × 10¹¹ J/mol
• D) -9.75 × 10^-3 J/mol
• E) 1.46 × 10^-9 J/mol

---

Definitions:

Self-esteem

A person's personal assessment of their own merit or importance.

Social Empathy

The ability to understand and relate to the experiences, thoughts, and emotions of individuals from different backgrounds and cultures.

Internal Locus

refers to the belief that one controls their own life events and outcomes, as opposed to external forces determining them.

Self-esteem

is the perception of one’s own worth or value, significantly influencing an individual's motivation, behavior, and emotions.