Question

what is carbon dioxide​

Answer 1

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Carbon dioxide is an acidic colorless gas with a density about 53% higher than that of dry air. 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.

Answer 2

Defination :

• Carbon dioxide is a chemical element that can be found in the atmosphere .

• When people and animals exhale, carbon dioxide is released .

$\sf Molecular \: formula \: \tt \: CO_2$

Chemical Properties of Carbon dioxide .

$CO_2 + H_2O → H_2CO_3$

$H_2CO_3 + H_2O → HCO_3– + H_3O$