Answer:
to find the number of electrons you need the charge of the element.
Solids have a definite shape, and a definite volume.
Liquids have a definite volume, but have no definite shape.
Gas have neither a definite volume nor a definite shape.
Hope this helps!
Because it is a mix of H2O (water) and NaCl (salt)
What exactly is the question you are asking?