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blankship blankship
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A gaseous compound is 30.4% nitrogen and 69.6% oxygen by mass.  A 5.25-g sample of the gas occupies a volume of 1.00 L and exerts a pressure of 1.26 atm at –4.0°C.  Which of these choices is its molecular formula?

▸ NO

▸ NO2


▸ N3O6


▸ N2O4


▸ N2O5
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Chemistry

Chemistry


Edition: 11th
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chandlerdeanechandlerdeane
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