Answer:
The theory of plate tectonics states that the Earth's solid outer crust, the lithosphere, is separated into plates that move over the asthenosphere, the molten upper portion of the mantle. Oceanic and continental plates come together, spread apart, and interact at boundaries all over the planet.
Explanation:
The answer is B NaCI solid
Explanation:
The relation between 
is given by :
Where :
= Ionic prodcut of water
The value of the first ionization constant of sodium sulfite = 
The value of 
:
The value of the second ionization constant of sodium sulfite = 
The value of 
:
The charge of this atom would be -2
Mixing water and sugar is a physical change. A physical change is just a change in the form of the substance, whereas a chemical change is when the substance itself changes… chemically. An easy way to figure out which is which is trying to "undo" the change. If it can be undone, it is physical.
