![subject](/tpl/images/cats/biologiya.png)
Biology, 20.06.2020 01:57 astultz309459
Easy half life question: One scientist kept 20 grams of a radioactive material in a container. What will be the mass of the radioactive material left in the container after 2 half lives? 4 grams 5 grams 10 grams 40 grams
![ansver](/tpl/images/cats/User.png)
Answers: 3
Another question on Biology
![question](/tpl/images/cats/biologiya.png)
Biology, 21.06.2019 20:00
Use the drop-down menu to match the following definitions to the corresponding terms. the total variety of organisms that live in the biosphere a group of organisms that breed and produce offspring that can breed all of the biotic and abiotic factors in an area
Answers: 1
![question](/tpl/images/cats/biologiya.png)
Biology, 22.06.2019 03:00
Asap. this question is 100 points if you answer it question: describe the basic relationship between ocean depth and temperature seen in the graph
Answers: 1
![question](/tpl/images/cats/biologiya.png)
Biology, 22.06.2019 08:10
What is the next step in the process after a substrate enters the active site of an enzyme
Answers: 1
![question](/tpl/images/cats/biologiya.png)
You know the right answer?
Easy half life question: One scientist kept 20 grams of a radioactive material in a container. What...
Questions
![question](/tpl/images/cats/istoriya.png)
History, 03.08.2020 09:01
![question](/tpl/images/cats/himiya.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 03.08.2020 09:01
![question](/tpl/images/cats/geografiya.png)
![question](/tpl/images/cats/himiya.png)
![question](/tpl/images/cats/informatica.png)
Computers and Technology, 03.08.2020 09:01
![question](/tpl/images/cats/mat.png)
Mathematics, 03.08.2020 09:01
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 03.08.2020 09:01
![question](/tpl/images/cats/istoriya.png)
History, 03.08.2020 09:01
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/health.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/health.png)
Health, 03.08.2020 09:01
![question](/tpl/images/cats/ekonomika.png)
![question](/tpl/images/cats/ekonomika.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 03.08.2020 09:01
![question](/tpl/images/cats/mat.png)
Mathematics, 03.08.2020 09:01
![question](/tpl/images/cats/mat.png)
Mathematics, 03.08.2020 09:01