An 85-Kg Person Exposed to Barium-141 Receives 2

question 88

Multiple Choice

An 85-kg person exposed to barium-141 receives 2.5 × 10⁵ β particles, each with an energy of 5.2 × 10^-13 J. How many rads does the person receive? (1 rad = 1 × 10^-5 J/g)

• A) 2.4 × 10^-20 rads
• B) 1.5 × 10^-7 rads
• C) 1.8 × 10^-16 rads
• D) 6.1 × 10^-15 rads
• E) None of the answers is correct.

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Definitions:

Autotelic Life

Living life in a way that the activities one engages in are inherently rewarding and fulfilling, making external rewards unnecessary.

Existential Concerns

Existential concerns are deep questions and anxieties about human existence, such as the meaning of life and fear of death.

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Living in accordance with one's true self and values, rather than conforming to external pressures.

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