Biology, 13.11.2019 16:31, boxergirl2161

1. we start with 400 atoms of uranium-238. how many remain after 4.5 billion years? after 9 billion years? after 13.5 billion years?

2 . how long will it take for ½ of the original amount of rubidium-87 to decay?

3. carbon-14 has a half-life of 5,730 years. how does that compare to those listed in the chart?

what possible advantages or disadvantages would this give c-14 when used for radiometric dating?

1. we start with 400 atoms of uranium-238. how many remain after 4.5 billion years? after 9 billio

Answers: 3

Show answers

Other questions on the subject: Biology

Biology, 21.06.2019 18:00, staxmillz

What evidence did mendel find that supported his law of independent assortment? a. dominant traits are expressed when there is a dominant allele. b. traits do not affect the inheritance of other traits. c. some traits have three or four different alleles. d. plants and animals can both reproduce sexually.

Answers: 3

continue

Biology, 21.06.2019 19:30, darkpain8913

Give the biological term for: structures that display characteristics of living organisms only within living cells

Answers: 1

continue

Biology, 21.06.2019 23:40, jessicagustama

Explain the difference between incomplete dominance and codominance

Answers: 2

continue

Biology, 22.06.2019 02:50, Bgreene2377

Lactic acid and energy are produced in muscle cells during choose 1 aerobic respiration cellular respiration anaerobic respiration cellular division