Author Question: A solution of methanol and water has a vapour pressure of 213 Torr. What would you predict as the ... (Read 92 times)

altibaby · **on:** Nov 18, 2019

Question 1

A mixture of chloroform and acetone has a vapour pressure of 311 Torr. Calculate the mole fraction of acetone in the mixture. The vapour pressures of chloroform and acetone are 295 Torr and 332 Torr, respectively. Assume ideal behaviour.
◦ 0.432
◦ 0.619
◦ 0.568
◦ 0.270
◦ 0.730

Question 2

A solution of methanol and water has a vapour pressure of 213 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.

◦

χ

_methanol = 0.885,

χ

_water = 0.115
◦

χ

_methanol = 0.786,

χ

_water = 0.214
◦

χ

_methanol = 0.214,

χ

_water = 0.786
◦

χ

_methanol = 0.115,

χ

_water = 0.885
◦

χ

_methanol = 0.900,

χ

_water = 0.100

Ahnyah · **Reply #1 on:** Nov 18, 2019

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