How do scientific models provide a practical solution for some types of research

Describe how an electric generator works

20 the compound al(nh3)2 has atoms of nitrogen.

What is a limitation of using a chemical formula, such as c6h1206, to represent a compound? the chemical formula does not show the types of elements that make up the compound. the chemical formula does not show how the atoms are connected to one another the chemical formula does not show the number of atoms of each element in a molecule. the chemical formula does not show the chemical symbols of the elements in the compound