PA lab - 0.01 151.17 7 C 7 Vm (cm) 21.61 0.0 0.1 0.2 0.3...

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Determination of Volume Volume (cm^3) Cross Volume (Vc) 85.2 Sample Volume (Vs) 48.7 System Volume (Vb) 133.9 0.57 85.2 pressure (torr) Cross Pressure (Pc) 80.42 Combined Pressure (Pb) 51.17
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Xi 1 0.0596 2 0.1252 3 0.1844 4 0.2356 5 0.2817 6 0.3243 7 0.3659 8 0.4084 9 0.4477 10 0.4878 Experiment al Step
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Vj (cm^3) Vi (cm^3) Xi 1 -0.09 34.56 10.79 6.979 6.979 0.0596 2 10.79 41.87 22.68 4.928 11.908 0.1252 3 22.68 49.68 33.39 4.043 15.951 0.1844 4 33.39 56.85 42.67 3.529 19.480 0.2356 5 42.67 63.44 51.02 3.041 22.521 0.2817 6 51.02 70.09 58.73 2.765 25.286 0.3243 7 58.73 77.7 66.27 2.831 28.118 0.3659 8 66.27 84.63 73.97 2.489 30.606 0.4084 9 73.97 91.02 81.07 2.343 32.949 0.4477 10 81.07 98.97 88.34 2.575 35.524 0.4878 Experimental Step Dosing Pressure in Sample Volume (Pd) (torr) Initial Pressure in Cross Volume (Pi) (torr) Equilibrium Pressure in Cross and Sample Volume (Peq) (torr) 0.0 0.1 0.2 0.3 0 5 10 15 20 25 30 35 40 Isotherm: Volume vs Relative Pres Xi Relative pressure Vi volume (cm^3) 0.010 0.015 0.020 0.025 0.030 f(x) = 0.04x + 0.01 R² = 0.99 BET isotherm / [Vi*(1-Xi)] (cm^-3)
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slope 0.04 intercept
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Unformatted text preview: 0.01 151.17 7 C 7 Vm (cm) 21.61 0.0 0.1 0.2 0.3 0.000 0.005 Xi Xi/ Xi / (Vi*(1-Xi)) 0.00908 Tstp (K) 273.15 0.01202 Pstp (torr) 760 0.01417 TN2 (K) 77 0.01582 Po at 77K ( 181.1 Vj = Tstp * (Pd 0.01742 0.01898 0.02053 0.02256 0.02460 0.02681 0.04 0.01 0.99 1208.7 8 0.4 0.5 0.6 ssure 21.61 0.4 0.5 0.6 d*Vs + Pi*Vc Peq*Vt) ] T N2 *Pstp P (torr) 760 T (K) 273.15 R (J/(mol*K)) 8.31 Avogrado's 6.02E+023 R (L*torr)/(mol*K) 62.36 Vm (cm^3) 21.61 Vm (L) 0.02 Avogrado's number 6.02E+023 n (moles) Ar atoms 5.81E+020 Ar atom radius () 0.95 cross-section area for single atom (^2) 2.84 total area (^2) 1.65E+21 total area (m^2) 16.46 Experimental SA (m^2) 16.46 mass of adsorbent (g) 0.31 Theoretical Adsorbent SA per mass (m^2/g) 650 750 Experimental Adsorbent SA per mass (m^2/g) 53.66 Theoretical SA (m^2) 199.42 230.1...
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PA lab - 0.01 151.17 7 C 7 Vm (cm) 21.61 0.0 0.1 0.2 0.3...

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