Air is a mixture, with the following major constituent substances. Note that there are many more gases present in trace quantities in the atmosphere.
Nitrogen
Oxygen
Carbon Dioxide
Air is a homogenous mixture of several gases, its not a substance coz its a mixture..
Mixture of Oxygen, nitrogen, hydrogen , helium and all the inert rare gases , moisture hydrocarbons and man made chemicals are in the thousands
Click on the related link which is a Wikipedia article that has a chart the gives the atmospheric gases and their concentrations.
Mixture
Refined substance can be a pure substance depending on the type of sugar used. If the refined sugar is white, then it is a pure substance. If it the refined sugar is brown, then it is not a pure substance.
Nitrogen (N) is a chemical element, not a solution; nitrogen can be obtained as a very pure gas.
Substance has two meanings:- a pure compound- frequently substance is considered a synonym of materialSo a solution contain a dissolved substance (solute) but colloquially also a solution can be called substance.
No, its a compound, which is a pure substance. It is just that molecule and no other molecule, so it is not a mixture.
it is not pure neither is it a REAL solution...it is an aerosol
Mixture
No, a salt solution is not a pure substance. It is a mixture of salt (solute) dissolved in water (solvent). A pure substance contains only one type of element or compound with a fixed chemical composition.
A solution.
is aluminum can a substance or solution or mechanical
is aluminum can a substance or solution or mechanical
Refined substance can be a pure substance depending on the type of sugar used. If the refined sugar is white, then it is a pure substance. If it the refined sugar is brown, then it is not a pure substance.
a pure substance. either a compound or an element. Also, a solution, which is a homogeneous mixture, not a pure substance.
No. Air is not pure substance. Air has all dust and dangerous gases with it. From place to place its composition changes.
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.
As per my knowledge pure substance does not have anything else added to it. Air and water are pure substances that exist in nature. A pure substance cannot be taken apart to locate more substances.
No. Iron is a pure substance.