When it has no other gasses mixed with it. For example, we breathe oxygen, but we do not breathe pure oxygen because it is mixed with nitrogen.
Helium is pure as it is on the periodic table.
No, argon gas is a pure substance and not a heterogeneous mixture. A heterogeneous mixture contains different substances that are visibly distinguishable, whereas argon gas is composed of only argon atoms.
Yes, helium gas is considered a pure substance because it is made up of only helium atoms. It is a unique element with its own distinct chemical properties and characteristics.
It is an element.
Pure zinc is not used to prepare hydrogen gas because it does not react with water to produce hydrogen gas. Instead, zinc reacts with acids like hydrochloric acid to form zinc chloride and release hydrogen gas. This reaction is utilized in the laboratory to produce hydrogen gas.
Yes, gas is a pure substance.
What gas is not readily available in pure form
Helium gas is a pure substance
Helium is pure as it is on the periodic table.
Pure. (gas)
Pure Oil Gas Station was created in 1933.
Pure Hydrochloric Acid is a gas.
No, hydrogen gas is a pure substance.
nitrogen gas is BASICALLY JUST PLAIN NITROGEN AND THUS IT IS A PURE SUBSTANCE.
No. Argon gas is a pure substance. It is a noble gas element
Helium gas is a pure substance
Helium gas is a pure substance