Air is made up of about 21% oxygen and 78% nitrogen.
in this solution, oxygen is the and nitr...
![subject](/tpl/images/cats/biologiya.png)
Biology, 24.01.2020 15:31 taniyahreggienae
Air is made up of about 21% oxygen and 78% nitrogen.
in this solution, oxygen is the and nitrogen is the
![ansver](/tpl/images/cats/User.png)
Answers: 2
Another question on Biology
![question](/tpl/images/cats/biologiya.png)
Biology, 21.06.2019 23:30
How many years would it take the atlantic ocean to grow 500 centimeters? show your work.
Answers: 1
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/biologiya.png)
Biology, 22.06.2019 05:20
When plants use sunlight to make food, the energy of sunlight is
Answers: 1
![question](/tpl/images/cats/biologiya.png)
Biology, 22.06.2019 16:30
Energy stored in the bonds that hold together the atoms and molecules of all substances is called a. kinetic energy. b. electrical energy. c. mechanical energy. d. chemical energy.
Answers: 1
You know the right answer?
Questions
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/obshestvoznanie.png)
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/istoriya.png)
History, 15.07.2019 14:30
![question](/tpl/images/cats/geografiya.png)
Geography, 15.07.2019 14:30
![question](/tpl/images/cats/health.png)
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/health.png)
Health, 15.07.2019 14:30
![question](/tpl/images/cats/istoriya.png)
History, 15.07.2019 14:30
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/health.png)
Health, 15.07.2019 14:30
![question](/tpl/images/cats/istoriya.png)
History, 15.07.2019 14:30
![question](/tpl/images/cats/en.png)
English, 15.07.2019 14:30
![question](/tpl/images/cats/istoriya.png)
History, 15.07.2019 14:30
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/fizika.png)
![question](/tpl/images/cats/biologiya.png)
Biology, 15.07.2019 14:30