![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, 21.06.2019 23:00
The wave shown on the electromagnetic spectrum disturb the medium it passes through a)different frequency. b)the same frequency .
Answers: 2
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 04:00
Tin has ten stable isotopes. the heaviest, 124sn, makes up 5.80% of naturally occuring tin atoms. how many atoms of 124sn are present in 82.0 g of naturally occurring tin? what is the total mass of the 124sn atoms in this sample?
Answers: 3
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 06:00
An atom of sodium-23 (atomic number = 11) has a positive charge of +1. give this information, how many electrons does it have? how many proteins and neutrons does this atom have
Answers: 2
You know the right answer?
Are normal salts acidic, basic or neutral salt?...
Questions
![question](/tpl/images/cats/biologiya.png)
Biology, 27.05.2020 18:02
![question](/tpl/images/cats/ap.png)
Advanced Placement (AP), 27.05.2020 18:02
![question](/tpl/images/cats/mat.png)
Mathematics, 27.05.2020 18:02
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 27.05.2020 18:02
![question](/tpl/images/cats/mat.png)
Mathematics, 27.05.2020 18:02
![question](/tpl/images/cats/ekonomika.png)
![question](/tpl/images/cats/ekonomika.png)
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/informatica.png)
Computers and Technology, 27.05.2020 18:02
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 27.05.2020 18:02
![question](/tpl/images/cats/mat.png)
Mathematics, 27.05.2020 18:02