1. Figure 1 gives the experimentally determined phase diagrams for the nearly ideal solution of hexane and heptane. 900 700 500 300 70°C 0.25 0.50 0.75 ZHeptane Figure 1 a) Label the regions of the phase diagram. (c) A liquid mixture is composed of 3 moles of hexane and 2 moles of heptane. If the pressure over the mixture is reduced, estimate the pressure where the first vapor formed.

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Chapter1: Chemical Foundations
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1. Figure 1 gives the experimentally determined phase diagrams for the nearly ideal solution of hexane
and heptane.
900
700
500
300-
70°C
0.25
0.50
0.75
ZHeptane
Figure 1
a) Label the regions of the phase diagram.
(c) A liquid mixture is composed of 3 moles of hexane and 2 moles of heptane. If the pressure over the
mixture is reduced, estimate the pressure where the first vapor formed.
Transcribed Image Text:1. Figure 1 gives the experimentally determined phase diagrams for the nearly ideal solution of hexane and heptane. 900 700 500 300- 70°C 0.25 0.50 0.75 ZHeptane Figure 1 a) Label the regions of the phase diagram. (c) A liquid mixture is composed of 3 moles of hexane and 2 moles of heptane. If the pressure over the mixture is reduced, estimate the pressure where the first vapor formed.
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