![subject](/tpl/images/cats/himiya.png)
Chemistry, 13.10.2019 13:30 annapittbull12
Carbon-14 has a half-life of 5730 years. in a plant fossil, you find that the 14c has decayed to 1/4.00 of the original amount. how long ago was this plant alive?
![ansver](/tpl/images/cats/User.png)
Answers: 2
![](/tpl/images/ask_question.png)
![](/tpl/images/ask_question_mob.png)
Other questions on the subject: Chemistry
![image](/tpl/images/cats/himiya.png)
Chemistry, 21.06.2019 19:00, lazavionadams81
Identify which properties could correspond to solids, plasmas, or both. maintain a unique shape. collide infrequently with other particles. have very high velocities. conduct electricity. protons. have a low temperature. has long-range order.
Answers: 1
![image](/tpl/images/cats/himiya.png)
![image](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 19:20, Lovelybunny321
15. which of the following is not human-caused groundwater pollution? a. water in an aquifer dissolves elements such as arsenic and mercury from surrounding rock. b. water in an aquifer is contaminated by leachate that seeps into the ground from a landfill. c. water in an aquifer becomes polluted with chemicals used in hydraulic fracturing, or fracking. d. water in an aquifer absorbs harmful bacteria from the drainage field of a septic tank.
Answers: 1
![image](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 22:10, preachersgirl5
What is the indicator of the number of ions in solution? the amount of conductivity the amount of precipitate the amount of solute added
Answers: 1
You know the right answer?
Carbon-14 has a half-life of 5730 years. in a plant fossil, you find that the 14c has decayed to 1/4...
Questions in other subjects:
![Konu](/tpl/images/cats/mat.png)
![Konu](/tpl/images/cats/mat.png)
![Konu](/tpl/images/cats/mat.png)
![Konu](/tpl/images/cats/mat.png)
Mathematics, 05.09.2019 23:30
![Konu](/tpl/images/cats/en.png)
![Konu](/tpl/images/cats/es.png)
Spanish, 05.09.2019 23:30
![Konu](/tpl/images/cats/biologiya.png)
Biology, 05.09.2019 23:30
![Konu](/tpl/images/cats/istoriya.png)
History, 05.09.2019 23:30
![Konu](/tpl/images/cats/istoriya.png)
![Konu](/tpl/images/cats/istoriya.png)
History, 05.09.2019 23:30