1. A problem indicates that the enthalpy of a compound can be predicted by an empirical equation H (J/g) = -30.2 +4.257 +0.00172, where T is in kelvin. What is the heat ca- pacity at constant pressure for the compound?

Q: Please correct answer and step by step solution

A:

Q: Insulated boundary QI// The steady-state temperatures (°C) associated with selected nodal points of…

A: Given the steady-state Temperature associated with the selected nodal point of a two-dimensional…

Q: The gross calorific value is always lower than the net calorific value because the latent heat of…

A: Gross Calorific Value is Always Higher than Net Calorific Value because In Gross Calorific Value,…

Q: What amount of heat energy is lost when 100.00 grams of steam at 115°C condenses and then cools into…

A: Given data: Mass of steam = 100 g Temperature of stem = 115 0C Temperature of water = 65 0C

Q: Use the Clapeyon equation to estimate the entropy change of vaporization of benzene at 50°C. Use…

A: Write the Clausius Clapeyron equation as follows: ∆Svap = RTPsatdPsatdT      .......1   Here, ∆Svap…

Q: The Clausius-Clapyron equation relates the latent heat of vaporization to temperature and vapor…

A:

Q: Calculate the ΔH value for an isobaric change of steam from 0.8 MPa and 250oC to saturated liquid.

A: Given that, The initial temperature of the steam T = 250oC The initial pressure of the steam P = 0.8…

Q: Suppose 1.50 kg of water at 100°C is placed in thermal contact with 1.00 kg of solid ice at 0°C.…

A: Given data:Mass of water mw =1.5 KgTemperature of water T1=100oCMass of Solid ice mi=1 KgTemperature…

Q: Water vapour, ice and water are in equilibrium at 0.01°C and at a pressure of 613 Pa. Which of these…

A: Equilibrium temperature = 0.01 0C Pressure = 613 Pa Triple point is a point at which the three…

Q: Find the specific heat of water if 209 J is required to increased the temperature of 50.0 g of water…

A:

Q: Suppose that subsequent to this heating, 1.40 104 J of thermal energy is removed from the gas…

A: Given: Q = 1.4×104 J, Initial Volume Vi = 1.25V0 and T = 300 K For Isothermal Process, Q = W Q = W =…

Q: 3. The heat capacity of sulfur is Cp= 15.2 +2.68T where Cp is in J/(g- mol K and T is in K, Convert…

A: Given that Cp=15.2+2.68T here Cp is in J/(g-mol K) then Cp can be written as  Cp=15.2Jg-mol…

Q: Suppose that 23.4 grams of gold is initially at 27.1∞C.  What is the final temperature of the gold…

A: Given that, Mass of gold m = 23.4 grams = 0.0234 Kg Initial Temperature T1 = 27.1oC Heat absorbed by…

Q: A petroleum sample has a specific gravity of 0.847 at 20°C. If the coefficient of volume expansion…

A: Specific gravity or relative density is the ratio of density of substance to that of standard…

Q: Required information Consider the vapor-compression refrigeration cycle shown below with…

A: For a detailed solution, please see the attached files.

Q: What is the entropy change of the gas in "R or Btu whichever is applicable, heated in a steady-flow…

A: 1. Initial temperature of ethylene is 473.15 K. Number of moles of ethylene present is 10 moles.…

Q: Using the thermal radiation equation below and your knowledge of solar flux calculate the flux…

A: The solar flux emitted by the star is to be calculated.

Q: A 3.00 L sample of NH3 gas at 100.0 kPa is cooled from 500.0 K to 300.0 K and its pressure is…

A:

Q: One mole of dry gas is isometrically cooled from 736 to 341 K at an initial pressure of 4 bar. The…

A: The constant volume process is an isometric process. The work amount will be equal to zero in this…

Q: What is the heat required when 10 mol of ethylene is heated from 200 to 1100°C at approximately…

A: Given: Initial temperature of ethylene, T1 = 200°C = 473.15 K Final temperature of ethylene, T2 =…

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

A:

Q: Determine the heat absorbed, when 1 mol of carbon monoxide gas is heated from 222.45 K to 447.23 K.…

A:

Q: Salt is often used to melt ice and snow on roads in the winter and the temperature right now is…

A: 1000 kg ice  Ice temperature = - 4.500 °c Freezing point of ice = 0°c ∆Tf = 4.5°c Let X mol NaCl…

Q: Estimate the heat of vaporization of methyl chloride at 243.15 K from the Clapeyron equation…

A: Temperature, T = 243.15 K Clapeyron equation, lnPs= 14.2410 - 2137.72T-26.72..........(i) We know…

Q: a. What is the boiling point of water? (Ans: 150°F) b. The boiling point elevation? (Ans: 12°F) c.…

A:

Q: 2. A rigid 10-Liter container initially has a mixture of liquid water and (L+V) vapor at 373 K with…

A: Given, V=10 L = 0.01 m3 As it is a rigid volume, V1=V2=0.01m3

Q: Question: You have 10 kg of water at -15°C. You wish to heat it in an insulated box with a heater to…

A: Given : Mass of water Specific heat capacity of water Initial temperature Final temperature

Q: (1) If 30.8 kJ of heat are supplied to a mixture of benzene and its vapour at 353 K, one mole of…

A: As per guidelines, we can only answer only a single question. Kindly reposts the other questions as…

Q: Draw the general shape of the temperature-energy graph for ethanol from: -200C to 100C. The melting…

A:

Q: For a certain ideal gas, Cp = 5/2 R. Calculate the change in entropy when 3 moles of the gas is…

A: Given Data  Moles of gas (n) = 3 moles Initial temperature (T1)=300 K Final temperature (T2) = 600 K…

Q: the difference in your answers, and explain why water is used as a coolant in a car radiator. 10. A…

A: 10. Given, Initial temperature, T1=47.9°C Final temperature, T2=12.3°C Heat, Q=3.12 kJ=3120 J…

Q: Rich cow's milk (4536 kg/hr, C, = 3.85 kJ at 4.4°C is heated in HE to 54.4 °C by hot water. How mu…

A: Let us see what data are given:  Mass flow rate of milk = 4536 kg/hr = 4536/ 3600 kg/s = 1.26 kg/s…

Q: please answer the question while referring to the diagram attached

A: The provided diagram is a Time-Temperature-Transformation (TTT) diagram, which is a valuable tool in…

Q: where did you get the constants for the latent heat of vaporization? is that the constants for…

A: Latent heat is defined as the heat or energy that is absorbed or released during a phase change of a…

Q: The Heat of Solution (A Hsol ) for CaSO(s) in water is -18.0 kJ/mol. Which of the following is true?…

A: The heat of solution or enthalpy of solution is the heat effect associated with the dissolution of a…

Q: Find the specific heat of water if 209 J is required to increased the temperature of 50.0 g of water…

A: Given  Mass of water (m) = 50 g                              m = 0.050 kg Initial temperature of…

Q: It is proposed to cool a stream of 75-wt-% sulfuric acid solution at 330 K by diluting it with…

A: Sulfuric acid solution at 330 K with composition 75 wt% is mixed with water at 280 K. And the amount…