Formula: NA2S2O3. Valency: 2
Systems can exist in three ways as open systems, closed systems, and isolated systems. The main difference between open and closed system is that in an open system, matter can be exchanged with the surrounding whereas, in a closed system, matter cannot be exchanged with the surrounding.
btw why not just look it up on google? btw btw brainliest plz
I believe the pH is 7. If you would like me to explain comment.
-number of electrons
-atom size
-charge of the atom
-number of protons