Vapor pressure (mm Hg) 900 800 700 600 500 400 300 200 100 Carbon disulfide 0 10 20 30 40 °C Methano Submit Answer Ethanol 50 60 70 Temperature (°C) Heptand From the plot of vapor pressures vs temperature above, estimate the normal boiling point of heptane. 80 90 100 110 Retry Entire Group 2 more group attempts remaining

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