The half-life of carbon-14 is 5730 years. explain how to figure out the age of a substance that has 25% carbon-14 remaining.

the correct answer is option d

explanation:

i was wrong its d because they dont use cm when calculating square roots

periodic trends is an atom that gets larger as the number of electronic shells increase, the radius of atoms increases as you go down a certain group in the periodic table of elements. in general, the size of an atom will decrease as you move from left to right of a certain period.