Yes - but commercially always contains traces of impurities.
A chemical element is pure.
99,99999 % purity
It is a pure salt, as it is made from an acid and a base.
Bleach is a mixture, typically made up of sodium hypochlorite and water. It is not a pure substance because it contains more than one type of chemical component.
Anything that's made up of just one kind of molecule: water, a gold ring (24 carrot of course).
A pure substance contains only one kind of matter. It cannot be separated into other substances by physical means.
Pure salt is obtained by repeated processes of crystallization/recrystallization.
A method is repeated processes of crystallization/recrystallization, for a supplementary refining.But it is a nonsense in your question: salt or pure salt are both sodium chloride, supposed to be pure.
Adding impurities to a pure salt or applying a method of preparation which not lead to a pure salt.
Pure and dried salt (NaCl) has no salt.
no , its a mixture. salt is a pure substance, as is water, but togher they are a mixture.....
Refined salt (sodium chloride) is a pure substance; but kosher salt is only an error because salt is an inorganic product..