A Solution of Methanol and Water Has a Vapour Pressure $\chi \text { methanol }$

question 69

Multiple Choice

A solution of methanol and water has a vapour pressure of 248 Torr.What would you predict as the mole fractions of each component,assuming ideal behaviour? The vapour pressures of methanol and water are 256 Torr and 55.3 Torr,respectively.

• A) \(\chi \text { methanol }\) = 0.990,\(\chi \text { water }\) = 0.010
• B) \(\chi \text { methanol }\) = 0.940,\(\chi \text { water }\) = 0.060
• C) \(\chi \text { methanol }\) = 0.960,\(\chi \text { water }\) = 0.040
• D) \(\chi \text { methanol }\) = 0.910,\(\chi \text { water }\) = 0.090
• E) \(\chi \text { methanol }\) = 0.900,\(\chi \text { water }\) = 0.100

---

Definitions:

Ethical Decisions

Choices made based on moral principles and values that aim to be right and fair in various situations.

Good Work

Work that is not only high in quality and beneficial to the employer but also fulfilling and morally commendable for the individual performing it.

Team Mates

Individuals who are part of the same group or team, working together towards a common goal.

Socially Responsible

Referring to practices that promote ethical behavior and positive contributions to the larger community or environment by individuals or corporations.