To compare an observed boiling point to one reported in the chemical literature, it is often necessary to compensate for differences in pressure. The following formula provides a good estimate to correct an observed boiling point to a normal boiling point: Icot = Tobs + 0.00010(760-p)(Tobs + 273) Where... Icorr is the Boiling Point at 760 mm of Hg. P is the actual pressure reading in mm of Hg Tobs is the observed boiling point (in °C) The literature reports a boiling point for methanol of 64.7 °C at 760 mm of Hg. Use the formula to calculate the expected boiling point of methanol at the laboratory atmospheric pressure.

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Pressure is 757.1 torr @ 20 0C

To compare an observed boiling point to one reported in the chemical literature, it
is often necessary to compensate for differences in pressure. The following formula
provides a good estimate to correct an observed boiling point to a normal boiling
point:
Icou = Tobs + 0.00010(760-p)(Tobs + 273)
Where...
Icorr is the Boiling Point at 760 mm of Hg.
P is the actual pressure reading in mm of Hg
Tobs is the observed boiling point (in °C)
The literature reports a boiling point for methanol of 64.7 °C at 760 mm of Hg. Use the
formula to calculate the expected boiling point of methanol at the laboratory atmospheric
pressure.
Transcribed Image Text:To compare an observed boiling point to one reported in the chemical literature, it is often necessary to compensate for differences in pressure. The following formula provides a good estimate to correct an observed boiling point to a normal boiling point: Icou = Tobs + 0.00010(760-p)(Tobs + 273) Where... Icorr is the Boiling Point at 760 mm of Hg. P is the actual pressure reading in mm of Hg Tobs is the observed boiling point (in °C) The literature reports a boiling point for methanol of 64.7 °C at 760 mm of Hg. Use the formula to calculate the expected boiling point of methanol at the laboratory atmospheric pressure.
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