Pure substance.
If it is soluble in water, it will dissolve until the water is saturated. If it reacts with water, it will react. Otherwise, nothing will happen.
distilled water
a compound
You may regard distilled water as a pure substance. Common salt would be another, as would refined sugar.
Pure substance.
Distillation is a process that separates components of a mixture based on their different boiling points. When a substance is distilled, it is heated to its boiling point, vaporized, then condensed back into a liquid form. This allows for the separation and purification of the components based on their individual boiling points.
yes its a substance because its pure H2O without any minerals
Distilled water is a pure substance. H2O, nothing more.
it can be salt, aluminum foil, distilled water
Yes, rust happens to iron nail though it is kept in distilled water.
Distilled water should be a pure substance, not a mixture. The distillation process basically removes water from its impurities.