Need help don’t understand this??!
...
![ansver](/tpl/images/cats/User.png)
Answers: 3
Another question on Chemistry
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 01:30
Phosphorous acid, h3po3(aq) , is a diprotic oxyacid that is an important compound in industry and agriculture. the values of phosphorous acid are 1.30 6.70 calculate the ph for each of the given points in the titration of 50.0 ml of 1.5 m h3po3(aq) with 1.5 m koh(aq) .
Answers: 3
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 04:40
Silver tarnishes as silver metal reacts with hydrogen sulfide, h2s, in the air. in this reaction, dark silver sulfide, au2s, covers the surface of silver. when silver is polished, this coating of silver sulfide can be removed from the surface. this makes the silver shiny again. enter the coefficients that balance the tarnishing reaction equation. (type 1 for no coefficient.)
Answers: 2
![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
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 16:30
Asample of freon gas has a volume of 2.23 liters, a pressure of 4.85 kpa, and a temperature of -1.36°c. calculate the volume at a pressure of 1.38 kpa and a temperature of 5.5°c. (show work)
Answers: 1
You know the right answer?
Questions
![question](/tpl/images/cats/mat.png)
Mathematics, 20.09.2020 09:01
![question](/tpl/images/cats/fr.png)
![question](/tpl/images/cats/himiya.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 20.09.2020 09:01
![question](/tpl/images/cats/informatica.png)
Computers and Technology, 20.09.2020 09:01
![question](/tpl/images/cats/biologiya.png)
Biology, 20.09.2020 09:01
![question](/tpl/images/cats/mat.png)
Mathematics, 20.09.2020 09:01
![question](/tpl/images/cats/himiya.png)
Chemistry, 20.09.2020 09:01
![question](/tpl/images/cats/biologiya.png)
Biology, 20.09.2020 09:01
![question](/tpl/images/cats/en.png)
English, 20.09.2020 09:01
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 20.09.2020 09:01
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/fizika.png)
Physics, 20.09.2020 09:01
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/health.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 20.09.2020 09:01