How Does Container Volume Affect Vapor and Liquid Densities in Saturated Fluids?

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SUMMARY

The discussion focuses on the impact of container volume on the densities of vapor and liquid in saturated fluids. It establishes that for two containers with saturated fluid at temperature T0, the overall density of the fluid in container 2 (V2) is greater than that in container 1 (V1) due to the larger volume. The participants aim to compare the densities of vapor and liquid in both containers and assess the amount of vapor present, concluding that container 2 likely contains more vapor as it is closer to the vapor region.

PREREQUISITES
  • Understanding of saturated fluids and their properties
  • Knowledge of density calculations for liquids and vapors
  • Familiarity with the concept of molar volume
  • Basic thermodynamics principles related to phase changes
NEXT STEPS
  • Study the relationship between volume and density in saturated fluids
  • Learn about the calculation of vapor-liquid equilibrium
  • Explore the concept of molar volume in thermodynamics
  • Investigate the effects of temperature on vapor density
USEFUL FOR

Students in thermodynamics, chemical engineering, or anyone studying the properties of saturated fluids and their phase behavior.

Ortanul
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Homework Statement


Two containers with saturated fluid at T0, while having different total volume V1 and V2
definition of total molar volume: total liquid + vapor volume divided by the total moles
屏幕快照 2016-02-09 上午7.23.03.png

Problems:
1. Compare the density of the vapor in both containers
2. Compare the density of the liquid in both containers
3. Compare the amount of the vapor in both containers

Homework Equations

The Attempt at a Solution


I know that the overall density of container 2 is greater than that of container 1 as V2>V1, but I have no idea how to identify the vapor or liquid density just by comparing those two points, so for problem 1&2, I have completely no clue
For problem 3, I assume that the amount of vapor is greater in container 2 as it is closer to the vapor region, but I'm not sure whether this explanation is reasonable
Any help would be appreciated!
 
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Reread what you are to compare for questions 1 & 2.
 

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