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Markell M
Markell M asked in Science & MathematicsChemistry · 1 decade ago

Using the Clausius Claperyron relationship... ?

Using the Clausius-Claperyron relationship and a table of vapor pressure for water, Determine the boiling point of water at the following pressure: .451 atm (the pressure atop Mt Kilimanjaro, Tanzania, and Africa), and 1.01 atm (the approximate pressure in Atlanta Ga).

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  • Dietrich W
    Lv 6
    1 decade ago
    Favorite Answer

    1/Tb= (1/T0)-(R/Hv)*ln (p/p0)

    T0= 373 K (=100 C)

    p0= 1 atm

    Hv: enthalpy of vaporisation = 39.6* 10³ J/mol

    -> 1/T= 0.003 1/K -2.1*10^-4 1/K *ln(p)

    p= 0.451 atm : T= 315.7 K

    p= 1.01 atm : T= 373.3 K

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