![subject](/tpl/images/cats/himiya.png)
Chemistry, 28.07.2021 07:50 cuzhernamesari
Một dung dịch chứa 0,1 mol hỗn hợp Na2SO4 và K2SO4. Tìm khối lượng BaCl2 cần cho vào đủ để kết tủa hết ion sunfat trong dung dịch trên
![ansver](/tpl/images/cats/User.png)
Answers: 3
![](/tpl/images/ask_question.png)
![](/tpl/images/ask_question_mob.png)
Another question on Chemistry
![question](/tpl/images/cats/himiya.png)
Chemistry, 21.06.2019 21:30
It takes 945.kj/mol to break a nitrogen-nitrogen triple bond. calculate the maximum wavelength of light for which a nitrogen-nitrogen triple bond could be broken by absorbing a single photon.
Answers: 3
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 04:30
This question is about electrolysis. metal spoons can be coated with silver. this is called electroplating. suggest one reason why spoons are electroplated?
Answers: 1
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 06:00
In an investigation that uses the scientific method, which step immediately follows making a hypothesis? o summarizing the results o asking a question o making observations designing an experiment mark this and retum save and exit next submit
Answers: 2
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 08:20
What is the formula for the compound dinitrogen pentoxide? a. n4o5 b. n5o4 c. n4o6 d. n5o2 e. n2o5
Answers: 3
You know the right answer?
Một dung dịch chứa 0,1 mol hỗn hợp Na2SO4 và K2SO4. Tìm khối lượng BaCl2 cần cho vào đủ để kết tủa h...
Questions
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 22.11.2019 04:31
![question](/tpl/images/cats/en.png)
English, 22.11.2019 04:31
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 22.11.2019 04:31
![question](/tpl/images/cats/biologiya.png)
Biology, 22.11.2019 04:31
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 22.11.2019 04:31
![question](/tpl/images/cats/mat.png)
Mathematics, 22.11.2019 04:31
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/pravo.png)
![question](/tpl/images/cats/himiya.png)
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 22.11.2019 04:31
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/istoriya.png)
History, 22.11.2019 04:31