![subject](/tpl/images/cats/himiya.png)
Chemistry, 26.06.2019 19:30 kathleensumter4913
An element has atomic number 10 and an atomic number mass of 20. how mamy neutrons are in the atom of this element?
![ansver](/tpl/images/cats/User.png)
Answers: 1
![](/tpl/images/ask_question.png)
![](/tpl/images/ask_question_mob.png)
Another question on Chemistry
![question](/tpl/images/cats/himiya.png)
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 04:30
How many moles of air are there in a human lung with a volume of 2.4 l at stp? explain your answer
Answers: 1
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 10:30
Astudent reacts 13 moles of iron with 21 moles of oxygen according to the following equation:
Answers: 1
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 17:00
The atoms of a solid aluminum can are close together, vibrating in a rigid structure. if the can is warmed up on a hot plate, what happens to the atoms?
Answers: 1
You know the right answer?
An element has atomic number 10 and an atomic number mass of 20. how mamy neutrons are in the atom o...
Questions
![question](/tpl/images/cats/obshestvoznanie.png)
Social Studies, 17.09.2019 02:30
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/istoriya.png)
History, 17.09.2019 02:30
![question](/tpl/images/cats/health.png)
![question](/tpl/images/cats/obshestvoznanie.png)
![question](/tpl/images/cats/en.png)
English, 17.09.2019 02:30
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/biologiya.png)
Biology, 17.09.2019 02:30
![question](/tpl/images/cats/mat.png)
Mathematics, 17.09.2019 02:30
![question](/tpl/images/cats/istoriya.png)
History, 17.09.2019 02:30
![question](/tpl/images/cats/mat.png)
Mathematics, 17.09.2019 02:30
![question](/tpl/images/cats/himiya.png)
![question](/tpl/images/cats/ekonomika.png)
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 17.09.2019 02:30
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 17.09.2019 02:30