elevation noun [C/U]. âº âheight above the âsurface of the âearth, or an âarea that is âhigher than the âsurrounding âland: [C] At âhigher elevations, the âair is âcolder. (Definition of elevation from the Cambridge Academic Content Dictionary Â© Cambridge University Press).
A dissolved gas is, simply enough, gas that has been dissolved into another material. This creates a solution, a mixture, where the gas is the solute, the minor component, and the other material, generally a liquid, is the solvent, the main component.
Air is an example of a gas-gas solution, or a solution in which a gaseous solute is dissolved in a gaseous solvent. Air is comprised of multiple... Air is an example of a gas-gas solution, or a solution in which a gaseous solute is dissolved in a gaseous solvent. Air is comprised of multiple gases. About 78 percent of air is nitrogen, so this element is classified as the solvent. The largest solute in air is oxygen, at 20 percent.