2. Use an empirical fit of the Clausius-Clapeyron equationes (T) = 6.1094 exp17.625TT + 243.04where T is in ºC, to find the saturation vapor pressure e, at T = -30 °C, -20 °C, -10 °C, 0 °C, 10 °C, 20 °C, 30°C, 40 °C, 50 °C, 60 °C, 70 °C, 80 °C, 90 °C, 100 °C. Plot the all calculated e, values (as the function of T) onthe attached t-es table and connect the dots. (20 points)

The formula for saturation vapor pressure is given as:es(T)=6.1094⋅e(T+243.0417.625T) Tabulating…

Answered: 2. Use an empirical fit of the…

Introductory Chemistry: A Foundation

9th Edition

ISBN:9781337399425

Author:Steven S. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Donald J. DeCoste

Chapter17: Equilibrium

Section: Chapter Questions

Problem 13ALQ

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Given the following chemical equilibrium COCl₂(g)=CO(g) + Cl₂(g), calculate the value of Kc when Kp = 8.32 x 10¹1 at 298 K. (R = 0.08206 L-atm/mol. K). Calculate the value of Kc/10^1¹0.. Answer should have 3 sig figs.
R = 0.08205 L atm mol-1 K-1 T(K) = T (°C) + 273.15
The diagram below shows some isotherms of water. (a) S Estimate values for the critical constants and the van der Waals constants a and b for this gas. (b) Using the information from part (a), estimate the radius of a water molecule. Compare to the value of 1.37 A obtained from interpolation of ionic radii (Y. Zhang and Z. Xu, American Mineralogist 80 (1995) 670-675). PIMPa C 8 15- 10- M 50 400°C 374°C 350°C 300°C 425°C 450°C 275°C 100 150 200 250 300 350 Vicm mole 400 500
What is AG for the decomposition of CaCO3 at 298 K and a partial pressure of CO2 of 4.00x10-4 bar? CaCO3(s) → CaO(s) + CO2(g) AGrxn (298 K, Pco2 = 0.400 mbar) = ??? CO2(g) Compound AG°; (kJ mol·1) CACO3(s) СаО(s) -1129 -604 -394
13.3p. If you allow one pound of carbon dioxide to sublime (change from CO2(s) to CO2(g)) at room conditions of roughly 1atm and 25C, what volume would it occupy?
What is AG (in kJ) for 2 SO2(g) + O2lg) 2 SO3(g) at 700 K, under standard conditions of 1 bar partial pressure for all gases, given that K = 3.0x104 at 700 K? O0.0 -36 O-60. +36 O +60.
The normal boiling point of C6H5Br is 156.15oC . Using Trouton’s Rule find the vapor pressure at 100oC and compare with the observed value of 141.1 mm Hg.
From the following vapor pressure data for ethyl amine, an estimate of the molar heat of vaporization of C₂H5NH₂ is | kJ/mol. P, mm Hg T, K 40.0 233 100. 248
5. At its normal boiling point (337.3 K), methanol (CH3OH) has AvapH = 25.79 kJ/mol, and the densities of its liquid and vapor states at that temperature are 0.7486 g/mL and 0.0.001206 g/mL, respectively. %3D Data from dT (a) Use the Clapeyron equation to determine the value of () for methanol at T = 337.3 K. dP. Report your answer in units of K/bar. (b) Use your result to estimate its boiling point (in K) at a pressure of 2 bars. 3.
3. One mole of liquid water at 100 °C is heated until the liquid is converted entirely to vapor at 100 °C and 1 atm pressure. Calculate q, w, AE and AH for each of the following. (a) The vaporization is carried out in a cylinder where the external pressure on the piston is maintained at 1 atm throughout. (b) The cylinder is first expanded against vacuum (Pext = 0) to the same volume as in part (a), and then sufficient heat is added to vaporize the liquid completely to 1 atm pressure.
(b) Given the following information for sulphur dioxide gas: 15 CpdlnT 197.64 S₁ 15 263.08 ľ 197.64 - Cp dlnT CpdlnT 1.25 J K-¹ mol-¹ = 84.18 J K¹ mol-¹ 24.94 J K¹ mol-¹ Melting Point TMP=197.64 K, AHFUSION = 7.402 kJ mol™¹ Boiling Point, TBP = 263.08 K, AHVAP = 24.94 kJ mol-¹ Heat Capacity of SO2 (g), Cp = 39.87 J K ¹ mol¹. Calculate the absolute entropy, SoCALOR, associated with sulphur dioxide gas at room temperature. Comment briefly on the accuracy of each contribution to the overall calculation.
1.) A gas having Cv = 0.7452 kJ/kg.K, undergoes a process in which h= 424 kJ/kg and u= KJ/Kg. Determine a) k; b) Cp; and c) R for this gas 320

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