Respuesta :

There are 4 atoms total.

In a molecule of sulfur trioxide, [tex]S0_{3}[/tex] , there are total of four atoms. Three atoms are of oxygen and one of sulfur.

What is molecule?

A molecule is a group of two or more atoms held together by attractive forces known as chemical bonds.

What is atom?

Atom is the smallest particle of a chemical element that can exist.

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