![subject](/tpl/images/cats/biologiya.png)
Biology, 18.07.2019 02:00 kyleeharr1370
Aparent isotope has a half life of 1 million years. if a rock contained 20 mg of the parent isotope when it formed, how much parent isotope would be left after 2 million years?
![ansver](/tpl/images/cats/User.png)
Answers: 1
![](/tpl/images/ask_question.png)
![](/tpl/images/ask_question_mob.png)
Another question on Biology
![question](/tpl/images/cats/biologiya.png)
Biology, 22.06.2019 07:30
The picture represents a structure of the respiratory system. which is the function of this structure? to bring air into the body to exchange oxygen with carbon dioxide to carry air to the lungs to release oxygen from the body
Answers: 1
![question](/tpl/images/cats/biologiya.png)
Biology, 22.06.2019 09:00
Which heredity condition causes a buildup of mucus in lungs and pancreas? a. cystic fibrosis b. heart disease c. huntington's disease d. sickle cell anemia
Answers: 1
![question](/tpl/images/cats/biologiya.png)
Biology, 22.06.2019 20:30
¿cómo demostraron los experimentos de griffith que un factor hereditario estaba involucrado en la transformación bacteriana?
Answers: 3
![question](/tpl/images/cats/biologiya.png)
Biology, 22.06.2019 23:00
Which would stop hardy-weinberg equilibrium from happening?
Answers: 1
You know the right answer?
Aparent isotope has a half life of 1 million years. if a rock contained 20 mg of the parent isotope...
Questions
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/en.png)
English, 23.10.2019 12:50
![question](/tpl/images/cats/istoriya.png)
History, 23.10.2019 12:50
![question](/tpl/images/cats/mir.png)
World Languages, 23.10.2019 12:50
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/ekonomika.png)
Business, 23.10.2019 12:50
![question](/tpl/images/cats/health.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/obshestvoznanie.png)
![question](/tpl/images/cats/ekonomika.png)
Business, 23.10.2019 12:50
![question](/tpl/images/cats/istoriya.png)
History, 23.10.2019 12:50
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 23.10.2019 12:50
![question](/tpl/images/cats/himiya.png)
Chemistry, 23.10.2019 12:50
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/himiya.png)
Chemistry, 23.10.2019 13:00
![question](/tpl/images/cats/mat.png)
Mathematics, 23.10.2019 13:00