No, anything with atoms of a single element is a pure substance.
For example (DO NOT TRY IT), but JUST picture a glass filled with Mercury (Hg). if there are only Hg molecules, then it is a pure substance.
Yes, any substance with ONE chemical formula is a pure substance or (chemical) compound.
Generally a neutral substance is called an inert substance.
For a substance to be pure, it must have no impurities in the substance. Carbonated water is water with carbon dioxide and other substances dissolved in this. Hence, it is not a pure substance.
No. A pure substance describes one that contains only one type of element/molecule. Mineral water is a mixture, since it contains many different types of minerals, next to water, and can therefore not be called a "pure" substance.
Soda water is a mixture not a pure substance
No. Pure water is a compound, which is a pure substance. A saltwater solution is a mixture of water and salt, and is not a pure substance.
Normal tap water can be considered as fairly pure and homogeneous; only ultrapure water is correctly pure. Sometimes tap water may contain insoluble impurities.
Generally a neutral substance is called an inert substance.
Yes, purified water is classified as a pure substance. It is a pure substance because it does not have any contaminants.
Pure Substance
It is a mixture. A pure substance contains only one type of substance or one species of any substance or element. Sea water is a mixture of different salts dissolved in water. Thus, it is not a pure substance. Another point is that the different components of sea water can be observed separately.
Water vapor is a pure substance.
For a substance to be pure, it must have no impurities in the substance. Carbonated water is water with carbon dioxide and other substances dissolved in this. Hence, it is not a pure substance.
Pure substance.
No. A pure substance describes one that contains only one type of element/molecule. Mineral water is a mixture, since it contains many different types of minerals, next to water, and can therefore not be called a "pure" substance.
Soda water is a mixture not a pure substance
Distilled water is a pure substance. H2O, nothing more.
No. Pure water is a compound, which is a pure substance. A saltwater solution is a mixture of water and salt, and is not a pure substance.