The normal boiling point of a 5-molal solution of sodium chloride in water is found to be 379.2 K. What will be the boiling point of the solution at 70kPa ? The vapour pressure of water is given by In P = 16.26205 3799.887 T - 46.854 where P is in kPa and T is in K. Assume that the relative vapour pressure is independent of temperature.

Q: In an industrial process, nitrogen is heated to 500 K at a constant volume of 1.000 m3. The gas…

A: Given: Temperature =500K Volume =1 m3 The mass of the gas=92.4 kg vanderwaals constants a=1.352…

Q: Calculate the change in entropy of a system with mono atomic ideal gas at 10 moles when pressure and…

A: GivenNumber of moles of monoatomic ideal gas, n=10Initial pressure,P1=1 atmFinal pressure,P2=5…

Q: Suppose you initially have 0.955 kg of water contained in a closed rigid container of 1.00 L at a…

A: Given that, mass of water m = 0.955 Kg Volume of container V = 1 L Temperature T1 = 105 oC…

Q: 8. A mixture containing 30 wt % sodium hydroxide and 70 wt% water is in equilibrium with a water…

A: To find the boiling temperature of the mixture, you can use the concept of Raoult's law for ideal…

Q: An ideal gas, with temperature-independent CP = (7/2)R, at 15oC and having an initial volume of 60…

A: Given that, Specific heat CP = 72R Initial temperature T1 = 15oC = 288 K Initial volume V1 = 60 m3…

Q: A 0.0625m3 vessel is filled with 1.25 moles of O2 at a temperature of 30°C. Obtain the pressure…

A: Given: Volume of vessel is 0.0625 m3 Moles of O2 is 1.25  Molar volume is 50 m3/kmol Temperature is…

Q: Oil reservoirs below ground frequently are in contact with underground water and, in connection with…

A: Initial pressure = 1 bar  Initial temperature = 140°c  X1 = 35 × 10-4  f1 = H(T) × X  Final pressure…

Q: At 321.55 K, liquid and vapor phases of ammonia coexist in a state of equilibrium and exert a…

A: Temperature T = 321.55 K Pressure P = 1.95 MPa molar volume of ammonia vapor and ammonia liquid at…

Q: The heat capacity of a substance is given by the following equations: Cp(s) = 30.5 x 10-4 T2 (100 K…

A: Heat capacity is the ratio of the amount of heat energy transferred to an object to the resulting…

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Q: Problem #1 The relationship between temperature in Fahrenheit and Celsius is linear. Water is…

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Q: Assume that 1 mole of water is at atmospheric pressure and a temperature of T = 22°C. Assume the…

A: Gibb's free energy change is related to change in pressure and temperature by following equation dG…

Q: The critical temperature of gas TOS is -52 deg Celsius. If the value of its Van der Waals constant b…

A: Critical temperature of gas = -52 0C Van der Waals constant, b = 1.1 × 10–5 m3/n

Q: 5 moles of air are allowed to expand isothermally at T=300 K from 20L to 50 L. If air obeys the van…

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Q: en in the table below. Temperature (K) 110 120 tropy change: Pressure (MPa) 0.3057 Incorrect 0.5 1.0…

A: The entropy change can be calculated from combining first and second law.

Q: The vapour pressure of water (kPa) is represented by the equation log ps +B-e-20(7,-6)² T where A =…

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Q: Consider a container divided into three equal compartments containing 3.0 mol of H2(g), 2.0 mol of…

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Q: Q6: knowing that the critical point is a root of the cubic equation, i.e. Thus, (V-Vc)³ = 0…

A: Given,

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A: Given: Initially the nitrogen is stored as liquid nitrogen with conditions: Volume of the thermos,…

Q: Soru 12 Very pure liquid water can be subcooled at atmospheric pressure to temperatures well below…

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Q: etrachloromethane (CCI4) has a heat capacity of: Cp.m (J K¯1 mol¬1) = n one experiment, 1.78 mol…

A: Given thatthere is heat capacity of CCl4 is givenn=1.78 molT1=298 C =298+273.15=571.15 KT2=331 C

Q: A 9.046 mol sample of argon gas is maintained in a 0.8463 L container at 295.8 K. What is the…

A: n = 9.046 mol V = .08463 L T = 295.8 K a = 1.345 L2.atmmol2 b = .03219 Lmol

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Q: a) Use the densities of liquid water at 1.00 bar tabulated below to calculate the thermal…

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Q: Question 3 Two and a half moles of air (80% nitrogen and 20% oxygen by volume) at 305.15 K is…

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Q: Problem #1 The relationship between temperature in Fahrenheit and Celsius is linear. Water is…

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Q: Q3) The change of heat capacity with temperature for solid aluminum is as follows: GU/K mol) = 20.67…

A: Entropy is the measure of the degree of randomness or disorderness. If the randomness of the system…

Q: A sample of 2.00 mol of diatomic perfect gas molecules at 250 K is compressed reversibly and…

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Q: Please select all answers that apply: a) Gibbs function is a property function. b) Gibbs function…

A: Solution 2 Gibbs Function  Gibbs free energy, also known as the Gibbs function, Gibbs energy, or…

Q: Problem 3. A cylinder closed with a piston is filled with the saturated water vapor at T=100°C. The…

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Q: Using the steam table, determine the enthalpy change of 1 kg of water for each of the following…

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Q: 5. A rigid insulated tank is separated into two rooms by a stiff plate. Room A of 0.5 m3 contains…

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Q: At its normal boiling point (355.5 K), 2-propanol ((CH3)2CHOH) has AvapH = 39.85 kJ/mol, and the…

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Q: In general, real gases behave most ideally at temperatures and The behavior of real gases can be…

A: Real gas behavior is given by Van der Waals equation: P+n2aV2V-nb=nRT   Gas a (L2 atm/mol2) b…

Q: For superheated water at 112.4°C and 1.0 atm, solve for the enthalpy, entropy and free energy…

A: Given: Water at 112.4°C and 1.0 atm, 44.4g vaporizes at 1.00 atm

Q: After a cooler is initially emptied, it is slowly filled with R-134a. The coolant volume is 0.02 m'.…

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Q: Calculate the saturated liquid molar volume with the Soave/Redlich/Kwong (SRK) equation for…

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Q: QUESTION 6 An organic compound has a boiling point of 112.5°C with enthalpy of vaporization being…

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Q: gas mixture stored at 5500 kPa and 320 K contains 80% nitrogen and 20% ethane.  Calculate and…

A: given: P=5500 kPa T=320 K basis:1 mole of gas mixture moles of nitrogen=0.8 moles of ethane=0.2 for…