The oral mucosa is the mucous membrane lining the inside of the mouth and consists of stratified squamous epithelium termed oral epithelium and an underlying connective tissue termed lamina propria
Ozone would be the secondary pollutant because it is caused when two primary pollutants react. Hope this helps!
Each double bond in carbon dioxide represents two pairs of electrons which are shared between the carbon and oxygen atoms.
<h3>What is an Electron?</h3>
This refers to a subatomic particle which has a negative charge and is involved in chemical reactions.
Each double bond in carbon dioxide represents two pairs of electrons which are shared between the carbon and oxygen atoms so as to enable them achieve an octet configuration.
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