![subject](/tpl/images/cats/himiya.png)
![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)
Chemistry, 22.06.2019 07:30
11. phosphorus-32 is radioactive and has a half life of 14 days. how much of a 124 mg sample of phosphorus-32 is present after 56 days? a) 7.75 mg b) 15.5 mg c) 31.0 mg d) 62.0 mg
Answers: 3
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 10:30
Which characteristics can be used to differentiate star systems? check all that apply.
Answers: 2
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 10:30
Acompound has a molar mass of 92.02 grams/mole, and its percent composition is 30.4% nitrogen (n) and 69.6% oxygen (o). what is its molecular formula? a. n2o4 b. no2 c. n2o d. n4o2
Answers: 1
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 13:10
Which electron configuration represents the electrons in an atom of sodium in the ground state at stp
Answers: 1
You know the right answer?
What happens when water changes from a solid to a liquid to a vapor...
Questions
![question](/tpl/images/cats/mat.png)
Mathematics, 17.10.2020 07:01
![question](/tpl/images/cats/mat.png)
Mathematics, 17.10.2020 07:01
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 17.10.2020 07:01
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/health.png)
Health, 17.10.2020 07:01
![question](/tpl/images/cats/mat.png)
Mathematics, 17.10.2020 07:01
![question](/tpl/images/cats/mat.png)
Mathematics, 17.10.2020 07:01
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 17.10.2020 07:01
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 17.10.2020 07:01
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 17.10.2020 07:01
![question](/tpl/images/cats/ekonomika.png)
Business, 17.10.2020 07:01
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/fizika.png)
Physics, 17.10.2020 07:01