Ethyl alcohol has a vapor pressure of 20 mm Hg at 8 C and a
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Ethyl alcohol has a vapor pressure of 20 mm Hg at 8 C and anormal boiling point of 78.4 C. Estimate the vapor pressure at 45 C using (a) the Antoineequation (b) the Clausius–Clapeyron equation and the two given data points;and (c) linear interpolation between the two given points. Taking the first estimate to becorrect, calculate the percentage error associated with the secondand third estimates.
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Vapor pressure of ethyl alcohol at 8 oC 20mm HgNormal boiling point of ethyl alcohol 784 oCVapor pressure of ethyl alcohol at 45 oC a Antoine equation is given aslog P A
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