[tex]N_{2} O_{4}[/tex] is the molecular formula.
Multiplying the subscripts [tex]N O_{2}[/tex] by 2, the molecular formula is
2[tex]N O_{2}[/tex] = [tex]N_{2} O_{4}[/tex]
[tex]N_{2} O_{4}[/tex] is the molecular formula.
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