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Using Raoult's law for water and Henry's law for nitrogen, calculate the pressure and gas-phase composition (mole fractions) in a system containing a liquid that is 0.500 mole% N2 and 99.50 mole% water in equilibrium with nitrogen gas and water vapor at 70.0 °C. The Henry's law constant for nitrogen in water is recommended by NIST to be well represented by KH = 0.000625 exp[1300 (1/T - 1/298.15)] mol N2/(kg H2O bar), where T is measured in Kelvin. Physical Property Tables Unit Conversion Check the unit conversions and examine the definition of H. Estimate the Henry's law constant H [atm/(mole fraction N2)] for nitrogen in water at T = 70.0 °C. i ! x 104 atm/(mole fraction N2) Review the differences between Raoult's law and Henry's law. Estimate the total pressure using Raoult's law and Henry's law. i ! atm Hint Save for Later Gas Composition Estimate the mole fraction of H2O in the gas phase. i x 10-3 Attempts: 1 of 5 used Submit Answer

Using Raoult's law for water and Henry's law for nitrogen, calculate the pressure and gas-phase composition (mole fractions) in a system containing a liquid that is 0.500 mole% N2 and 99.50 mole% water in equilibrium with nitrogen gas and water vapor at 70.0 °C. The Henry's law constant for nitrogen in water is recommended by NIST to be well represented by KH = 0.000625 exp[1300 (1/T - 1/298.15)] mol N2/(kg H2O bar), where T is measured in Kelvin. Physical Property Tables Unit Conversion Check the unit conversions and examine the definition of H. Estimate the Henry's law constant H [atm/(mole fraction N2)] for nitrogen in water at T = 70.0 °C. i ! x 104 atm/(mole fraction N2) Review the differences between Raoult's law and Henry's law. Estimate the total pressure using Raoult's law and Henry's law. i ! atm Hint Save for Later Gas Composition Estimate the mole fraction of H2O in the gas phase. i x 10-3 Attempts: 1 of 5 used Submit Answer

Introduction to Chemical Engineering Thermodynamics
Introduction to Chemical Engineering Thermodynamics
8th Edition
ISBN:9781259696527
Author:J.M. Smith Termodinamica en ingenieria quimica, Hendrick C Van Ness, Michael Abbott, Mark Swihart
Publisher:J.M. Smith Termodinamica en ingenieria quimica, Hendrick C Van Ness, Michael Abbott, Mark Swihart
Chapter1: Introduction
Section: Chapter Questions
Problem 1.1P
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Using Raoult's law for water and Henry's law for nitrogen, calculate the pressure and gas-phase composition (mole fractions) in a system containing a liquid that is 0.500 mole% N2 and 99.50 mole% water in equilibrium with nitrogen gas and water vapor at 70.0 °C. The Henry's law constant for nitrogen in water is recommended by NIST to be well represented by KH = 0.000625 exp[1300 (1/T - 1/298.15)] mol N2/(kg H2O bar), where T is measured in Kelvin. Physical Property Tables Unit Conversion Check the unit conversions and examine the definition of H. Estimate the Henry's law constant H [atm/(mole fraction N2)] for nitrogen in water at T = 70.0 °C. i ! x 104 atm/(mole fraction N2)
Transcribed Image Text:Using Raoult's law for water and Henry's law for nitrogen, calculate the pressure and gas-phase composition (mole fractions) in a system containing a liquid that is 0.500 mole% N2 and 99.50 mole% water in equilibrium with nitrogen gas and water vapor at 70.0 °C. The Henry's law constant for nitrogen in water is recommended by NIST to be well represented by KH = 0.000625 exp[1300 (1/T - 1/298.15)] mol N2/(kg H2O bar), where T is measured in Kelvin. Physical Property Tables Unit Conversion Check the unit conversions and examine the definition of H. Estimate the Henry's law constant H [atm/(mole fraction N2)] for nitrogen in water at T = 70.0 °C. i ! x 104 atm/(mole fraction N2)
Review the differences between Raoult's law and Henry's law. Estimate the total pressure using Raoult's law and Henry's law. i ! atm Hint Save for Later Gas Composition Estimate the mole fraction of H2O in the gas phase. i x 10-3 Attempts: 1 of 5 used Submit Answer
Transcribed Image Text:Review the differences between Raoult's law and Henry's law. Estimate the total pressure using Raoult's law and Henry's law. i ! atm Hint Save for Later Gas Composition Estimate the mole fraction of H2O in the gas phase. i x 10-3 Attempts: 1 of 5 used Submit Answer
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