3. how many elements are included in the chemical formula for sodium nitrate, nano₃? name them.

3. how many elements are included in the chemical formula for sodium nitrate, nano₃? name them.
Answer
Explanation:
Step1: Analyze the chemical formula
The formula is $NaNO_3$.
Step2: Identify elements
The elements are sodium (Na), nitrogen (N), and oxygen (O).
Answer:
There are 3 elements. They are sodium, nitrogen, and oxygen.