![subject](/tpl/images/cats/himiya.png)
Chemistry, 06.07.2019 13:20 kyle696969
If an isotope of an element has 27 neutrons and a mass number of 52 , how many electrons must it have?
![ansver](/tpl/images/cats/User.png)
Answers: 1
Another question on Chemistry
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 04:00
Seltzer water is created by placing water under pressure with carbon dioxide gas. which of the following statements best describe seltzer water: a. the solution will be slightly acidic b. the solution will be slightly basic. the solution will be strongly acidic. d. the solution will be strongly basic. e. the solution will be neutral
Answers: 3
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 13:30
1) which of the following is the best example of a physical change? a) sugar dissolving in tea b) firefly glowing 2) in the combustion of ethane, what is/are the reactants? c2h6 + o2 ==> co2 + h2o a) c2h6 and o2 b) co2 and c2h6
Answers: 2
![question](/tpl/images/cats/himiya.png)
![question](/tpl/images/cats/himiya.png)
Chemistry, 23.06.2019 01:00
Which statement characterizes synthetic polymers? a. they come from animals and plants. b. they are found in nature. c. they are made in a lab. d. they are components of starch.
Answers: 1
You know the right answer?
If an isotope of an element has 27 neutrons and a mass number of 52 , how many electrons must it hav...
Questions
![question](/tpl/images/cats/mat.png)
Mathematics, 11.08.2021 14:00
![question](/tpl/images/cats/en.png)
English, 11.08.2021 14:00
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/geografiya.png)
![question](/tpl/images/cats/himiya.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 11.08.2021 14:00
![question](/tpl/images/cats/istoriya.png)
History, 11.08.2021 14:00
![question](/tpl/images/cats/ekonomika.png)
Business, 11.08.2021 14:00
![question](/tpl/images/cats/fizika.png)
Physics, 11.08.2021 14:00
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/himiya.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 11.08.2021 14:00
![question](/tpl/images/cats/ekonomika.png)
Business, 11.08.2021 14:00
![question](/tpl/images/cats/mat.png)
Mathematics, 11.08.2021 14:00
![question](/tpl/images/cats/ekonomika.png)
Business, 11.08.2021 14:00
![question](/tpl/images/cats/mat.png)
Mathematics, 11.08.2021 14:00
![question](/tpl/images/cats/ekonomika.png)
![question](/tpl/images/cats/ekonomika.png)
Business, 11.08.2021 14:00
![question](/tpl/images/cats/mat.png)
Mathematics, 11.08.2021 14:00