Question

a compound contains only nitrogen and oxygen and has a formula mass of 44.02 amu.
part a
what is its molecular formula?
express your answer as a chemical formula.
a chemical reaction does not occur for this question.
submit request answer

Explanation:

Step1: Recall atomic masses

Atomic mass of N is $14.01$ amu, O is $16.00$ amu.

Step2: Test possible formulas

• For $N_2O$: Mass = $2\times14.01 + 16.00 = 28.02 + 16.00 = 44.02$ amu.
• Check other combinations (e.g., $NO$, $NO_2$, $N_3O$) don't match.

Answer:

$\ce{N2O}$