most variable constituent of air

Summary of the Constituents of Air and their Significance - Constituent of air Approximate percentage by volume Significance Nitrogen 78.1% Dilutes the air, moderates respiration and combustion; essential for plants to produce proteins Oxygen 20.9% ..

Nitrogen : 78.1% Dilutes the air, moderates respiration and combustion; essential for plants to produce protein..

Air is a Mixture of Different Gases - In earlier times Air was considered as an Element but it was found out to be a mixture. The following are the reasons for considering air as mixture and not an element or a compound. a) Air has a variable compos..

The constituents of air are shown in the figure. Determine the percent of Nitrogen present in the air. => 75 or 10 or 15 or None of the above..

Humans can only live about five minutes without air. Dry air is generally a homogeneous mixture (solution) of nitrogen gas (78%), oxygen gas (21%), and traces of other gases. Some of the other gases are waste products of human activities and are known as air pollutants..

Composition of Air - For thousands of years, air was considered to be a mixture of many gases. The true composition of air was not known for a long time. Air is a mixture of various gases. The main gases present in air are nitrogen (78.1% by volume)..

Another important constituent of air is carbon dioxide. As stated before, plants use it to synthesize carbohydrates, a basic food for all of us. It is also one of the green house gases that help to retain the warmth of the suns rays on earth, making weather conducive for l..

Another important constituent of air is carbon dioxide. As stated before, plants use it to synthesize carbohydrates, a basic food for all of us. It is also one of the green house gases that help to retain the warmth of the suns rays on earth, making weather conducive for life. ..

State whether the variable is discrete or continuous: (i). Number of persons watching a movie in a theatre. (ii). Wind speed at the air port. => (i) continuous, (ii) continuous or (i) continuous, (ii) discrete or (i) discrete, (ii) continuous or (i) discrete, (ii) discrete..

Question: How can you prove that air is a mixture? Answer: a) The composition of air is variable. The composition varies from place to place and with altitude. For instance, at higher altitudes, there is less oxygen in the air. In industrial areas,..