If an object has 25% of the C-14
Activity as a living organism,the age of the item is:

Name: If an object has 25% of the C-14 Activity as a living organism,the age of the item is:
Brand: Quizplus
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Question

If an object has 25% of the C-14 
Activity as a living organism,the age of the item is:

Quizplus · Accepted Answer

The half-life of C-14 is 5,730 years, which means that after this time, the amount of C-14 in a sample is reduced by half. If an object has 25% of the C-14 activity of a living organism, it means that it has undergone two half-lives, or 11,460 years (5,730 x 2). Therefore, the correct answer is A.

If an Object Has 25% of the C-14