What Percentage of a Radioactive Substance Remains After 7

question 85

Multiple Choice

What percentage of a radioactive substance remains after 7.00 half-lives have elapsed?

• A)0.391%
• B)0.78%
• C)1.56%
• D)3.12%

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Definitions:

Gomphosis

A type of joint that binds the teeth to bony sockets in the maxillary bone and mandible.

Peg-In-Socket

Refers to a type of joint or connection where a projecting part fits into a corresponding hole, often used in engineering and orthopedics.

Fibrous Joint

A type of joint where bones are joined by dense connective tissue, typically allowing for little to no movement.

Fibrous Joints

A type of joint in the body where bones are joined by dense fibrous tissue, allowing for minimal to no movement.