Carbon dioxide is a gas with a chemical formula of CO2, indicating that it is a carbon atom double-bonded to two oxygen atoms. It is made from burning wood, fuel or anything else that contains carbon. More »

It is colorless and odorless, and it has a freezing point of -55.6 degrees Celsius. Carbon dioxide is soluble in water, acetone and ethanol. It is an atmospheric gas that is produced by both combustion and respiration. More »

Carbon dioxide has applications as a refrigerant and coolant in many different industries. It acts as a chemical precursor in the industrial production of urea and methanol and is a common shielding gas for inert gas wel... More »

A carbon dioxide molecule is made of one carbon atom and two oxygen atoms and has a molecular formula of CO2. It is a colorless, nearly odorless gas that is naturally present in the Earth's atmosphere. The gas is used by... More » Science Chemistry Atoms & Molecules

Normal CO2 or carbon dioxide levels are between 23 to 30 mEq/L in humans, according to WebMD. However, this is just a reference point as normal ranges vary from lab to lab. The lab report given should contain the normal ... More »

Carbon dioxide, also known by the chemical formula CO2, has a higher density than the other gases found in air, which makes CO2 heavier than air. Air is composed of approximately 78 percent nitrogen, 21 percent oxygen, a... More »

The chemical formula for carbon dioxide is CO2. Carbon dioxide is most often created during the life cycle of plants and the exhalation of breath in animals and humans. More »