Question

What is co2?
Explain in a sentence.​

Answer 1

$CO_2$ (Carbon dioxide) is a gaseous material which is colourless, odourless, mostly produced by the combustion of fossil fuels.

Explanation:

• carbon dioxide is the colourless, odourless, incombustible gas that is a naturally occurring compound that exists in the atmosphere at a concentration of $0.004\% .$
• Carbon dioxide molecules consist of a carbon atom covalently double bonded to two oxygen atoms. It occurs naturally in Earth's atmosphere as a trace gas.
• carbon dioxide plays the main role in the photosynthesis of plants which takes carbon dioxide and gives oxygen which is helpful for the respiration process by animals.
• It is used in fire extinguishers, for inflating life rafts and life jackets, blasting coal, foaming rubber, refrigeration, and in carbonated beverages.
• carbon dioxide is produced by the combustion of fossils and the burning of dead vegetation.

Answer 2

Answer:

a heavy odorless colorless gas formed during respiration and by the decomposition of organic substances; absorbed from the air by plants in photosynthesis. 1. Carbon dioxide consists of carbon and oxygen. 2. Plants absorb carbon in the form of carbon dioxide

Explanation:

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