![subject](/tpl/images/cats/himiya.png)
Chemistry, 22.07.2019 14:30 xxaurorabluexx
An atom has 20 protons, 26 neutrons, and 20 electrons. what could be the atomic mass of this atom?
![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)
![question](/tpl/images/cats/himiya.png)
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 22:30
Rank the four gases (air, exhaled air, gas produced from from decomposition of h2o2, gas from decomposition of nahco3) in order of increasing concentration of co2
Answers: 1
You know the right answer?
An atom has 20 protons, 26 neutrons, and 20 electrons. what could be the atomic mass of this atom?...
Questions
![question](/tpl/images/cats/biologiya.png)
Biology, 18.08.2019 08:30
![question](/tpl/images/cats/en.png)
English, 18.08.2019 08:30
![question](/tpl/images/cats/biologiya.png)
Biology, 18.08.2019 08:30
![question](/tpl/images/cats/obshestvoznanie.png)
Social Studies, 18.08.2019 08:30
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 18.08.2019 08:30
![question](/tpl/images/cats/en.png)
English, 18.08.2019 08:30
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/istoriya.png)
History, 18.08.2019 08:30
![question](/tpl/images/cats/mat.png)
Mathematics, 18.08.2019 08:30
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 18.08.2019 08:30
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/biologiya.png)
Biology, 18.08.2019 08:30
![question](/tpl/images/cats/obshestvoznanie.png)
Social Studies, 18.08.2019 08:30
![question](/tpl/images/cats/mat.png)
Mathematics, 18.08.2019 08:30
![question](/tpl/images/cats/obshestvoznanie.png)
Social Studies, 18.08.2019 08:30
![question](/tpl/images/cats/mat.png)
Mathematics, 18.08.2019 08:30