![subject](/tpl/images/cats/himiya.png)
Chemistry, 22.01.2021 14:00 jigaboo420
An atom has atomic number 20, in which group and in what period is this atom located?
![ansver](/tpl/images/cats/User.png)
Answers: 1
Another question on Chemistry
![question](/tpl/images/cats/himiya.png)
Chemistry, 21.06.2019 22:20
Calcium hydride (cah2) reacts with water to form hydrogen gas: cah2(s) + 2h2o(l) → ca(oh)2(aq) + 2h2(g) how many grams of cah2 are needed to generate 45.0 l of h2 gas at a pressure of 0.995 atm and a temperature of 32 °c?
Answers: 2
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 06:20
If i can still dissolve more sugar into the solution at a certain temperature what would i call that solution
Answers: 3
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 06:30
The minerals found in bones are deposited by living cells called
Answers: 1
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 13:00
The molality of calcium chloride (cacl2) in an aqueous solution is 2.46 m. what is mole fraction of the solute?
Answers: 3
You know the right answer?
An atom has atomic number 20, in which group and in what period is this atom located?...
Questions
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/biologiya.png)
Biology, 21.03.2021 06:20
![question](/tpl/images/cats/fizika.png)
Physics, 21.03.2021 06:20
![question](/tpl/images/cats/geografiya.png)
Geography, 21.03.2021 06:20
![question](/tpl/images/cats/mat.png)
Mathematics, 21.03.2021 06:20
![question](/tpl/images/cats/mkx.png)
![question](/tpl/images/cats/fizika.png)
![question](/tpl/images/cats/obshestvoznanie.png)
Social Studies, 21.03.2021 06:20
![question](/tpl/images/cats/mat.png)
Mathematics, 21.03.2021 06:20
![question](/tpl/images/cats/mat.png)
Mathematics, 21.03.2021 06:20
![question](/tpl/images/cats/istoriya.png)
History, 21.03.2021 06:20
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 21.03.2021 06:20
![question](/tpl/images/cats/mkx.png)
![question](/tpl/images/cats/biologiya.png)
Biology, 21.03.2021 06:20
![question](/tpl/images/cats/mat.png)
Mathematics, 21.03.2021 06:20
![question](/tpl/images/cats/fizika.png)
Physics, 21.03.2021 06:20
![question](/tpl/images/cats/mat.png)
Mathematics, 21.03.2021 06:20
![question](/tpl/images/cats/mat.png)
Mathematics, 21.03.2021 06:20