0 % of sodium chloride is equal with no NaCl !
The sodium chloride will dissolve as it does in ordinary water.
Any reaction occur.
Sodium chloride is added for deicing.
Sodium chloride is very soluble in water; these crystals will be dissolved.
Sodium chloride is added to help soap precipitation.
sodium chloride
Sodium chloride is easily dissolved.
Nothing happen
You will obtain a sodium chloride solution in water.
Sodium chloride is used to precipitate soaps from the solution.
Sodium chloride is added to increase the viscosity of the solution.
A white precipitate of Silver(I) Chloride will be formed:AgNO3 + NaCl ----> AgCl ↓ + NaNO3