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Carbon dioxide is present in the air because plants need carbon dioxide to make food and without carbon dioxide plants would die and eventually the rest of the food chain.

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How can we prove that carbon dioxide is present in the air?

A candle dye out in carbon dioxide.


What Gases are present in unpolluted air?

carbon dioxide, and oxigen


Does milk has carbon dioxide content?

No, milk does not contain carbon dioxide naturally. Carbon dioxide can be present in milk if it has been artificially carbonated or if it has absorbed carbon dioxide from the air during processing and packaging.


How would you test or carbon dioxide?

add lime water to the air if the lime water turns cloudy then carbon dioxide is present


Which gas is present in higher quantity in breathing air?

carbon dioxide


What is the ratio of oxygen to carbon dioxide in the air?

The ratio of oxygen to carbon dioxide in the air is approximately 21:0.04. This means that oxygen makes up about 21% of the air we breathe, while carbon dioxide is present in much lower concentrations at around 0.04%.


What is the amount of carbon in air?

There is no carbon in air but in the atmosphere there is 387 PPMV (parts per million by volume) present in the form of CO2 carbon dioxide.


Is there air present in water?

Yes, water contains dissolved gases, including oxygen and carbon dioxide, which are present in the form of air.


What are the four common gases in the air?

Nitrogen, carbon dioxide and oxygen are common gases althrough carbon dioxide's quantity is not much. There isn't 4th 'common' gas present in the air.


What two gases are present in unpolluted air?

carbon dioxide, and oxigen


Is there more nitrogen or carbon dioxide in the air?

There is more nitrogen in the air than carbon dioxide. Air contains:78.09% nitrogen20.95% oxygen0.93% argon0.03% carbon dioxideand trace amounts of other gases.


What gas to humans release into the air?

CO2 (Carbon Dioxide) for the most part, but the components of the original air that was inhaled are still present, although the O2 (oxygen) component will be reduced.