Answer
See the answer below.
Work Step by Step
A) Figure 11-12: 150 mmHg
Appendix G: 149.4 mmHg
B) Figure 11-12: $95°C$
Appendix G: 93-94$°C$
C) At 70$°C$ the vapor pressure of ethanol is approximately 500 mmHg while water is 200.
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