The Half-Life for Electron Capture for Is 1

question 7

Multiple Choice

The half-life for electron capture for is 1.30 × 10⁹ years. What percent of the original
Remains after 3.90 ×10⁹ years?

• A) 12.5%
• B) 75.0%
• C) 25.0%
• D) 33.3%
• E) 50.0%

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Definitions:

Relaxed Facial Expression

A facial appearance indicating calm, lack of stress, or neutrality, often used as an indicator of emotional state or response to relaxation techniques.

Physiological Signs

Observable or measurable signs or indicators of the body's physical condition or function.

Home Care

Health or supportive care provided in the patient's home by healthcare professionals.

Nursing Intervention

Actions taken by nurses to implement healthcare plans and support patient recovery.