Biology
Biology, 26.03.2021 01:00, aniecethompkins82

If the half-life of uranium-235 is 700 million years and you have 16 atoms of it, how many half-lives
(700-million-year units of time) will pass before only
1 atom of uranium-235 is left?
A. 7
B. 6
C. 5
D. 4
SUBMIT

answer
Answers: 1

Other questions on the subject: Biology

image
Biology, 21.06.2019 18:00, melinalange48
Simulating adaptations in a species in this activity, you will discuss in detail the adaptations in a species of rain forest plants. you will build a simulation that explains the changes in the traits of the plant population over 10 years. you will also establish a scientific explanation to justify the changes in the traits of the population, * time to complete: 1-2 hours part a an organism's adaptations are specific to its native environment. an organism that lives in a coniferous forest will have different adaptations compared to an animal that lives in a tropical rain forest. the following graphs show the temperature and precipitation throughout the year for two different forests: a coniferous forest in canada, and a tropical rain forest in belize. evaluate the graphs, and then explain why plants from these two ecosystems will have different adaptations. in your answer, explain the survival challenges that plants face in these two environments.
Answers: 2
image
Biology, 21.06.2019 18:50, Angel13613
Ectocarpene is a volatile, sperm cell-attracting material released by the eggs of the seaweed ectocarpus siliculosus. its constitution is all the double bonds are cis, and the absolute configuration of the chirality center is s. draw a stereochemically accurate representation of ectocarpene.
Answers: 3
image
Biology, 22.06.2019 05:30, JoJo3671
Which statement describe events that occur during interphase?
Answers: 2
image
Biology, 22.06.2019 09:00, chloeann4688
Which of these is not a nucleotide base found in dna?
Answers: 1
Do you know the correct answer?
If the half-life of uranium-235 is 700 million years and you have 16 atoms of it, how many half-liv...

Questions in other subjects:

Konu
Mathematics, 04.05.2021 20:00
Konu
History, 04.05.2021 20:00
Konu
Mathematics, 04.05.2021 20:00