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They are a measure of one quantity in comparison to another.
Gases in air are nitrogen about 79%, oxygen about 20% and other gases 1%
14
Percentages are percentages - simple! The marketing people have not yet come up with "new improved" percentages.
The answer depends on what you are trying to do with the percentages.
i don't know the percentages but i do know that hydrogen and helium are the 2 main gases! sorry this did not completely answer the question:(
Showing the amount of gases in the atmosphere as percentages of dry air allows for easy comparison and analysis of the composition of the atmosphere. Since the composition of dry air is relatively stable, expressing the gases as percentages of dry air helps to standardize the data for scientific purposes.
They are a measure of one quantity in comparison to another.
Nitrogen (about 78%) and oxygen (about 21%).
Gases in air are nitrogen about 79%, oxygen about 20% and other gases 1%
line graph
Diversity on a college campus is measured by how many of each race there are on campus. From there, percentages are derived based on the findings and that is how it's done.
Cirle Graph.
Hydrogen peroxide is a liquid compound and does not have volumes in the same way that gases or solids do. It is typically sold and measured by its concentration in percentages, such as 3% or 6% hydrogen peroxide.
There is no way to answer this. Percentage of what? Percentages are comparison of two things measured in the same way.
10%
The inner core of the Earth is primarily composed of solid iron and nickel. It is a solid metallic sphere rather than a gaseous one, as the intense pressure and high temperatures prevent the presence of gases in this region.