7. For the vaporization of ethanol (CH3CH2OH) at 25oC CH3CH2OH(l) → CH3CH2OH(g) ∆Hof(kJ mol-1) -277.63 -235.1...
7. For the vaporization of ethanol (CH3CH2OH) at 25oC CH3CH2OH(l) → CH3CH2OH(g) ∆Hof(kJ mol-1) -277.63 -235.1 ∆Gof(kJ mol-1) -174.8 -168.6 a) What is the equilibrium constant at 25oC? b) What is the vapor pressure at 25oC? c) What is the vapor pressure at 400 K?
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7. For the vaporization of ethanol (CH3CH2OH) at 25oC
CH3CH2OH(l) → CH3CH2OH(g) ∆Hof(kJ mol-1) -277.63 -235.1...
AHºf (kJ/mol) AG°f (kJ/mol) Sº (J/mol K) 0 0 130.7 Hydrogen H2 (g) H (g) H'...
AHºf (kJ/mol) AG°f (kJ/mol) Sº (J/mol K) 0 0 130.7 Hydrogen H2 (g) H (g) H' (g) H+ (aq) 218.0 203.2 114.7 1536.2 0 -230.0 -157.0 -11.0 -285.8 -237.1 69.9 OH(aq) H20 (1) H20 (g) H2O2 (1) -241.8 -228.6 188.8 -187.8 -120.4 109.6 Iodine AH.(kJ/mol). | AGO. (k.I/mol) go (I/mol K | -53.0 -13.0 242.0 -277.7 -174.8 160.7 282.7 -235.1 -484.0 160.0 C2H40 (g, ethylene oxide) CH3CH2OH (1) CH3CH2OH (g) CH3COOH (1) C2H6 (g) C3H6 (g) CzH; (g) CH2=CHCN (1)...
The enthalpy and entropy of vaporization of ethanol are 38.6kJ/mol and 109.8 J/mol-K, respectively. What...
The enthalpy and entropy of vaporization of ethanol are 38.6 kJ/mol and 109.8 J/mol-K, respectively. What is the vapor pressure of ethanol at 25℃?
20.Ethanol has a heat of vaporization of 38.56 kJ/mol and a normal boiling point of 78.4...
20.Ethanol has a heat of vaporization of 38.56 kJ/mol and a normal boiling point of 78.4 °C. what is the vapor pressure of ethanol at 15.0 °C? 4 pts)
Ethanol has a heat of vaporization of 38.56 kJ/mol and a normal boiling point of 78.4...
Ethanol has a heat of vaporization of 38.56 kJ/mol and a normal boiling point of 78.4 degrees Celsius. What is the vapor pressure of ethanol at 15 degrees Celsius?
Ethanol,CH3CH2OH , has a vapor pressure of 59 mm Hg at 25 °C. What quantity of...
Ethanol,CH3CH2OH , has a vapor pressure of 59 mm Hg at 25 °C. What quantity of energy as heat is required to evaporate 115 mL of the alcohol at 25 °C? The enthalpy of vaporization of the alcohol at 25 °C is 42.32 kJ/mol. The density of the liquid is 0.7849 g/mL.
Consider the reaction: 2Cl2(g) + SO2(g) -> SOCl2(g) + Cl2O(g) Cl2(g) SO2(g) SOCl2(g) Cl2O(g) (delta)Hof (kJ/mol):...
Consider the reaction: 2Cl2(g) + SO2(g) -> SOCl2(g) + Cl2O(g) Cl2(g) SO2(g) SOCl2(g) Cl2O(g) (delta)Hof (kJ/mol): 0 -296.8 -212.5 80.3 So (J/K*mol): 223.1 248.1 309.77 266.2 (delta)Gof (kJ/mol): 0 -300.13 -198.3 97.9 A) Use the given data to calculate (delta)Go for the reaction and state specifically if the reaction is product or reactant favored at equilibrium. B) At what temperature will (delta)Go change sign?
Consider the following reaction 4HCl(g) + O2(g) 2H2O(g) + 2Cl2(g) HCl(g) H2O (g) Hof (kJ/mol) -...
Consider the following reaction 4HCl(g) + O2(g) 2H2O(g) + 2Cl2(g) HCl(g) H2O (g) Hof (kJ/mol) - 92.3 - 241.8 Gof (kJ/mol) - 75.3 - 228.6 a) (12 pts) Predict which direction, forward or reverse, is accompanied by increasing disorder (Show your calculations). b) (3 pts) Can this reaction be reversed by changing the temperature? Explain. c) (3 pts) Calculate Kp for the above reaction at 25oC? d) (5 pts) Calculate the free energy, G, for the above reaction at 200C...
ethanol has a heat vaporization of 38.56 8.314 J/mol K 782.4+ 27. All work must be...
ethanol has a heat vaporization of 38.56
8.314 J/mol K 782.4+ 27. All work must be show to receive credit. Remember, significant figures are important! P-AH/ TT, "P, R T ,T, - 25.0+ 2 1. (4 points) Ethanol has a heat or vaporization of 38 56 kJ/mol and a normal boiling point of 78.4°C. a. What is the vapor pressure of ethanol at 25 0 C? MP2 = - À HVED (T.. T2 ) - 38.56 kJlnit 78.4°C -25.06 0.0821...
A Review | Constants Pen Ethanol has a heat of vaporization of 38.56 kJ/mol and a...
A Review | Constants Pen Ethanol has a heat of vaporization of 38.56 kJ/mol and a normal boiling point of 78.4 °C. Part A You may want to reference (Pages 478 - 487) Section 11.5 while completing this problem. What is the vapor pressure of ethanol at 19°C? Express your answer using two significant figures. Ivo A¢ * * O O ? P= 2.4•10-2 torr Submit Previous Answers Request Answer X Incorrect; Try Again; 13 attempts remaining Provide Feedback
Can you show the work for these problems? Ethanol has an enthalpy of vaporization of 42.3...
Can you show the work for these problems?
Ethanol has an enthalpy of vaporization of 42.3 kJ/mol. The compound has a vapor pressure of 1.00 atm at 78.3 degree C. At what temperature is the vapor pressure equal to 0.800 atm? (R = 8.314 J/K middot mol) -83.8 degree C -24.4 degree C 62.6 degree C 73.0 degree C 78.0 degree C A liquid has an enthalpy of vaporization of 30.4 kJ/mol. At 269 K is has a vapor pressure...
AHºf (kJ/mol) AG°f (kJ/mol) Sº (J/mol K) 0 0 130.7 Hydrogen H2 (g) H (g) H' (g) H+ (aq) 218.0 203.2 114.7 1536.2 0 -230.0 -157.0 -11.0 -285.8 -237.1 69.9 OH(aq) H20 (1) H20 (g) H2O2 (1) -241.8 -228.6 188.8 -187.8 -120.4 109.6 Iodine AH.(kJ/mol). | AGO. (k.I/mol) go (I/mol K | -53.0 -13.0 242.0 -277.7 -174.8 160.7 282.7 -235.1 -484.0 160.0 C2H40 (g, ethylene oxide) CH3CH2OH (1) CH3CH2OH (g) CH3COOH (1) C2H6 (g) C3H6 (g) CzH; (g) CH2=CHCN (1)...
20.Ethanol has a heat of vaporization of 38.56 kJ/mol and a normal boiling point of 78.4 °C. what is the vapor pressure of ethanol at 15.0 °C? 4 pts)
ethanol has a heat vaporization of 38.56
8.314 J/mol K 782.4+ 27. All work must be show to receive credit. Remember, significant figures are important! P-AH/ TT, "P, R T ,T, - 25.0+ 2 1. (4 points) Ethanol has a heat or vaporization of 38 56 kJ/mol and a normal boiling point of 78.4°C. a. What is the vapor pressure of ethanol at 25 0 C? MP2 = - À HVED (T.. T2 ) - 38.56 kJlnit 78.4°C -25.06 0.0821...
A Review | Constants Pen Ethanol has a heat of vaporization of 38.56 kJ/mol and a normal boiling point of 78.4 °C. Part A You may want to reference (Pages 478 - 487) Section 11.5 while completing this problem. What is the vapor pressure of ethanol at 19°C? Express your answer using two significant figures. Ivo A¢ * * O O ? P= 2.4•10-2 torr Submit Previous Answers Request Answer X Incorrect; Try Again; 13 attempts remaining Provide Feedback
Can you show the work for these problems?
Ethanol has an enthalpy of vaporization of 42.3 kJ/mol. The compound has a vapor pressure of 1.00 atm at 78.3 degree C. At what temperature is the vapor pressure equal to 0.800 atm? (R = 8.314 J/K middot mol) -83.8 degree C -24.4 degree C 62.6 degree C 73.0 degree C 78.0 degree C A liquid has an enthalpy of vaporization of 30.4 kJ/mol. At 269 K is has a vapor pressure...
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