![subject](/tpl/images/cats/himiya.png)
Chemistry, 11.10.2020 23:01 elsauceomotho
Determine the number of protons in an isotope with the atomic number of 10 and the mass number of 21.
![ansver](/tpl/images/cats/User.png)
Answers: 3
Another question on Chemistry
![question](/tpl/images/cats/himiya.png)
![question](/tpl/images/cats/himiya.png)
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 23:00
What is a substance? a. a physical property of matter b. a chemical property of matter c. an element or compound that cannot be physically separated d. characteristics used to tell the difference between mixtures
Answers: 1
![question](/tpl/images/cats/himiya.png)
You know the right answer?
Determine the number of protons in an isotope with the atomic number of
10 and the mass number of 2...
Questions
![question](/tpl/images/cats/istoriya.png)
History, 28.07.2019 23:50
![question](/tpl/images/cats/fizika.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 28.07.2019 23:50
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 28.07.2019 23:50
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 28.07.2019 23:50
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/health.png)
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/en.png)
English, 29.07.2019 00:00
![question](/tpl/images/cats/mat.png)
Mathematics, 29.07.2019 00:00
![question](/tpl/images/cats/mat.png)
Mathematics, 29.07.2019 00:00
![question](/tpl/images/cats/fizika.png)
Physics, 29.07.2019 00:00
![question](/tpl/images/cats/mat.png)
Mathematics, 29.07.2019 00:00
![question](/tpl/images/cats/obshestvoznanie.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 29.07.2019 00:00