What Percentage of a Sample Remains After 50

question 144

Multiple Choice

What percentage of a sample remains after 50.0 min if it has a half-life of 20.4 min.?

• A)8.62
• B)66.5
• C)40.8
• D)18.3
• E)2.45

---

Definitions:

Numbness

A loss of sensation or feeling in a part of the body, often indicating an underlying medical condition or nerve damage.

Redness

Redness is a common sign of inflammation or irritation, often indicating an area of the skin that is reacting to an injury, infection, or another stimulus.

Sipuleucel-T

A cancer vaccine used in the treatment of prostate cancer, designed to stimulate the body's immune system to attack prostate cancer cells.

Provenge

A brand name for a vaccine treatment that stimulates the immune system to attack prostate cancer cells.