The first two chemical formulas are for ethylbenzene C8H10C8H10C8H10 and ethane C2H6C2H6C2H6. The third formula is for acetaminophen C8H9NO4C8H9NO4C8H9NO4.
The first two chemical formulas are for ethylbenzene C8H10C8H10C8H10 and ethane C2H6C2H6C2H6. The third formula is for acetaminophen C8H9NO4C8H9NO4C8H9NO4.