Pressure Formula Homework: Solve 0.9/0.9 +0.1 = 0.9

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SUMMARY

The discussion centers on solving a thermodynamics problem involving the pressure formula 0.9/0.9 + 0.1 = 0.9. The user has identified the quality of the mixture but is uncertain about the appropriate formulas to use for determining the initial temperature. They suggest utilizing property tables for saturated water, noting that at 800 kPa, the saturated temperature is 170.41°C. This approach is confirmed as correct for solving the problem.

PREREQUISITES
  • Understanding of thermodynamics principles
  • Familiarity with quality and saturation concepts
  • Knowledge of property tables for saturated water
  • Basic mathematical skills for solving equations
NEXT STEPS
  • Study the use of property tables in thermodynamics
  • Learn about the relationship between pressure and temperature in saturated systems
  • Explore the concept of quality in thermodynamic mixtures
  • Review common thermodynamic equations and their applications
USEFUL FOR

Students studying thermodynamics, particularly those working on problems involving saturated mixtures and property tables.

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Homework Statement


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The Attempt at a Solution


Okay i have figured out the quality, which is 0.9/0.9 +0.1 = 0.9.
after that I am not sure. What formula/s should I be using??
 

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What is the course? Is the problem from your textbook?
 


its thermodynamics and no its not from my textbook. For part a) i couldn't find a formula or anything that helps me work out the initial temperature. I'm thinking that i have to use the property tables for saturated water, and at 800kPa the saturated temperature is 170.41.would that be correct?
 

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