Heat in the amount of 798.5 kJ is added to 10 g-mol of ethylene initially at 180℃ at atmospheric pressure. Using Cp = f(T), determine the final temperature of the gas. Cp/R = 1.424 + 12.394∙10-3T - 4.392∙10-6T2 (T in K)

Q: One kilogram of water and 200 grams of ice are in thermal equilibrium at 0°c. If 400 g of steam at…

A: Mass of ice=200 g Mass of water=1 kg=1000 g Temperature of water and ice, T1=0°C Mass of steam=400 g…

Q: The normal boiling point of a metal (Me) is 1004 °C. Calculate its vapor pressure at 904 °C,…

A:

Q: When a certain freon used in refrigeration was expanded adiabatically from an initial pressure of 32…

A: Given  Initial pressure P1 = 32 atm Final pressure P2 = 1 atm Initial temperature T1 = 0 oC…

Q: The normal boiling point of a metal (Me) is 1000 °C. Calculate its vapor pressure at 900 °C,…

A:

Q: Why do you think gas liquefaction is used to produce liquid nitrogen? Why it doesn't just cool to…

A:

Q: A gas that behaves as an ideal gas has internal energy equal to 457 J/mol at 35°C. What is the…

A: Given: Gas behaves ideally Specific internal energy (U)= 457 Jmol Temperature (T) = 35 °C Pressure…

Q: Ammonia (considered to be ideal, 1 mole) initially and 1 bar is heated at constant pressure until…

A: Assuming ideal conditions. Let final and initial state of temperature , pressure and volume…

Q: Heat in the amount of 798.5 kJ is added to 10 g-mol of ethylene initially at 180℃ at atmospheric…

A:

Q: 150 moles of gaseous acetylene are stored in a rigid 15.5 L tank. The temperature is 160°C.…

A:

Q: A sample of a triatomic perfect gas is found to have a molar heat capacity that changes with…

A: Specific heat is defined by the amount of heat needed to raise the temperature of 1 gram of a…

Q: In a rigid vessel, 17.60 moles of a substance at 27.4 degrees C is heated to 78.8 degrees C. Cv =…

A:

Q: 10 m³ of cold air (measured at 287 K and 101.3 kN/m2 saturated with water vapor) is compressed to…

A: Percentage humidity after the treatment is asked.

Q: Heat in the amount of 798.5 kJ is added to 10 g-mol of ethylene initially at 180℃ at atmospheric…

A:

Q: What is the value of ∆S⁰ for the oxidation of carbon to carbon monoxide, 2C­(s, graphite) + O2(g) →…

A: Entropy is the measure of thermal energy per unit temperature of a system, which is not useful for…

Q: The equation for the liquid-gas line is: ln (P2/P1) = (−∆vapHm / R)∙ ( 1/T2 - 1/T1). At what…

A: Note: We are authorized to answer one question at a time, since you have not mentioned which…

Q: Glycerin is purified by distillation with superheated steam at 503 K and under a vacuum of 75 KPa in…

A: Given: T = 503 K, vacuum pressure P = 75 kPa, vapourisation efficiency = 0.75 (a). Vapour Pressure…

Q: The vapor pressure of liquid cadmium is 400 mm Hg at 983 K. Assuming that its molar heat of…

A: The vapor pressure of liquid cadmium at 959 K is to be calculated.

Q: At a temperature of 29.0°C, chloroform exerts a saturation pressure of 31.02 kPa. At 38.5°C, its…

A: According to the clausius clapeyron equation, ln(P2 / P1) = (-ΔH/R) X (1/T2 - 1/T1)  where P2 =…

Q: The heat capacity equation for gas is Cp = 6 +0.01 T + 3 x 106 T² With C, expressed in…

A:

Q: 450 g of the presented compound is heated from 25 ⁰C to 50 ⁰C at constant pressure. Estimate the…

A: The molecular formula of compound is C8H8O3 Molecular mass of above compound=96+8+48=152 g/mol moles…

Q: You have a saturated liquid/saturated vapour mixture at 25°C with enthalpy 2182 kJ/kg. Calculate its…

A: Given  Temperature T = 25 oC Enthalpy h = 2182 KJ/kg

Q: Find the change of mass (in grams) resulting from the release of heat when 1 mol CO2 is formed from…

A: Considered a carbon and oxygen react to form 1 mole carbon dioxide. Write the provided data with a…

Q: AH of vaporization of water is 418.2 cal/g at the normal boing point. Since virus can survive at…

A: Enthalpy of vaporization of water at its normal boiling point, ΔH = 418.2 cal/g Required water…

Q: Q2: 4 2.5 kg of gas occupying 0.75 m has an original temperature of 27° C. It was heated at constant…

A:

Q: This table displays the vapor pressure of nitrogen at several different temperatures. Use the data…

A: Data for the vapor pressure of nitrogen at different temperatures are given as:   Temperature,…

Q: 2Zn(s) + O2(g) → 2ZnO(s) +701kJ How many heat kilojoules are needed to decompose 5.2 grams of ZnO(s)…

A: Given data: Enthalpy change for the ZnO(s) formation reaction is given.

Q: Calculate AH;f

A: To produce change in temperature by a unit degree of a molecule, the amount of heat required for the…