![subject](/tpl/images/cats/himiya.png)
Identify the parent isotope and daughter isotope in this nuclear reaction: Superscript 222 subscript 88 upper R a right arrow superscript 218 subscript 86 R n plus superscript 4 subscript 2 upper H e. Which is the parent isotope? Superscript 218 subscript 86 R n. Superscript 4 subscript 2 upper H e. Superscript 222 subscript 88 upper R a.
![ansver](/tpl/images/cats/User.png)
Answers: 2
![](/tpl/images/ask_question.png)
![](/tpl/images/ask_question_mob.png)
Another question on Chemistry
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 07:50
Which of the following electromagnetic waves can create ions?
Answers: 2
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 08:40
What is the value of keq for the reaction expressed in scientific notation?
Answers: 1
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 12:00
There is one girl i like and i don't know how to tell her that, i have a feeling she knows but if she doesn't i don't want to make a fool out of myself how is one way to boost my confidence on asking her out
Answers: 1
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 23:30
Match each statement with the state of matter it describes
Answers: 3
You know the right answer?
Identify the parent isotope and daughter isotope in this nuclear reaction: Superscript 222 subscript...
Questions
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/en.png)
English, 19.07.2019 19:30
![question](/tpl/images/cats/istoriya.png)
History, 19.07.2019 19:30
![question](/tpl/images/cats/informatica.png)
Computers and Technology, 19.07.2019 19:30
![question](/tpl/images/cats/mat.png)
Mathematics, 19.07.2019 19:30
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/health.png)
Health, 19.07.2019 19:30
![question](/tpl/images/cats/obshestvoznanie.png)
Social Studies, 19.07.2019 19:30
![question](/tpl/images/cats/biologiya.png)
Biology, 19.07.2019 19:30
![question](/tpl/images/cats/informatica.png)
Computers and Technology, 19.07.2019 19:30
![question](/tpl/images/cats/istoriya.png)
History, 19.07.2019 19:30
![question](/tpl/images/cats/himiya.png)
![question](/tpl/images/cats/fr.png)
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 19.07.2019 19:30
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 19.07.2019 19:30
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/health.png)
Health, 19.07.2019 19:30