![subject](/tpl/images/cats/fizika.png)
Physics, 05.02.2020 05:54 Rogeartest4
Radioactive isotopes can be used to find the age of rocks, fossils, or other artifacts. carbon-14 has a half-life of 5,730 years. suppose a sample of charcoal from a primitive fire pit contains one eighth of its original amount of carbon-14. how old is the sample?
a. 716 years
b. 17,190 years
c. 22,920 years
d. 45,840 years
![ansver](/tpl/images/cats/User.png)
Answers: 1
![](/tpl/images/ask_question.png)
![](/tpl/images/ask_question_mob.png)
Another question on Physics
![question](/tpl/images/cats/fizika.png)
Physics, 21.06.2019 20:40
The metric unit of electrical power is the watt volt ampere ohm
Answers: 1
![question](/tpl/images/cats/fizika.png)
Physics, 22.06.2019 05:30
Acombination reaction is when two or more combine to form one product. a decomposition reaction is when a substance breaks down into two or more simpler substances in a chemical reaction.
Answers: 1
![question](/tpl/images/cats/fizika.png)
![question](/tpl/images/cats/fizika.png)
You know the right answer?
Radioactive isotopes can be used to find the age of rocks, fossils, or other artifacts. carbon-14 ha...
Questions
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 18.07.2021 18:20
![question](/tpl/images/cats/mat.png)
Mathematics, 18.07.2021 18:20
![question](/tpl/images/cats/himiya.png)
Chemistry, 18.07.2021 18:20
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/himiya.png)
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 18.07.2021 18:20
![question](/tpl/images/cats/mkx.png)
Arts, 18.07.2021 18:20
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 18.07.2021 18:20
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/himiya.png)
Chemistry, 18.07.2021 18:20
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 18.07.2021 18:30
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 18.07.2021 18:30
![question](/tpl/images/cats/health.png)
Health, 18.07.2021 18:30