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Question 11 (1 point) The solubility of nitrogen gas in water at 25 °C is 6.8x104...
The fluorocarbon compound C2Cl3F3 has a normal boiling point of 47.6 ∘C. The specific heats of...
The fluorocarbon compound C2Cl3F3 has a normal boiling point of 47.6 ∘C. The specific heats of C2Cl3F3(l) and C2Cl3F3(g) are 0.91 J/g⋅K and 0.67 J/g⋅K, respectively. The heat of vaporization for the compound is 27.49 kJ/mol. Calculate the heat required to convert 45.5 g of C2Cl3F3 from a liquid at 14.10 ∘C to a gas at 78.40 ∘C. Express your answer using two significant figures.
5. (4 pts) The compound C2C13F3 has been used as a cooling agent in refrigerants and...
5. (4 pts) The compound C2C13F3 has been used as a cooling agent in refrigerants and air conditioners. It has a boiling point of 47.6 °C. The specific heats of C2Cl3F3 (l) and C2C13F3 (g) are 0.91 Jg-2 K-2 and 0.67 Jg-1K-2, respectively. The heat of vaporization for the compound is 27.49 kJ/mol. Calculate the heat absorbed by 35.0 g of C2C13F3 while going from a liquid at 10.00 °C to a gas at 105.00 °C.
The flourocarbon compound C2Cl3F3 has a normal boiling point of 47.6oC. The specific heats of C2Cl3F3(l)...
The flourocarbon compound C2Cl3F3 has a normal boiling point of 47.6oC. The specific heats of C2Cl3F3(l) and C2Cl3F3(g) are 0.91 J/g-K and 0.67 J/g-K, respectively. The heat of vaporization for the compound is 27.49 kJ/mol. Calculate the heat required to convert 50.0 grams of C2Cl3F3 from a liquid at 10 degrees Celcius to a gas at 85 degrees celcius.
The fluorocarbon compound C_2CI_3F_3 has a normal boding point of 47.6 degree C The specific heats...
The fluorocarbon compound C_2CI_3F_3 has a normal boding point of 47.6 degree C The specific heats of C_2Cl_3F_3(l) and C_2Cl_3F_3(g) are 0 91 J/g middot K and 0.67 J/g middot K, respectively The heat of vaporization for the compound is 27 49 kJ/mol. Calculate the heat required to convert 73.0 g of C_2CI_3F_3 from a liquid at 10.10 degree C to a gas at 81 90 degree C. Express your answer using two significant figures.
ID: 10. Identify the place which has the highest boiling point of water, a Death Valley,...
ID: 10. Identify the place which has the highest boiling point of water, a Death Valley, 282 feet below sea level b. A pressurized passenger jet, 39,000 feet C. Panama City, Florida, sea level d. Mt. Everest, 29,035 feet c. Denver, Colorado, 5,280 feet d. Minha City, Florcnger jet. c. Der Everest, 29 onda, sea le 39,000 feet 11. The heat of vaporization of water at 100°C is 40.66 kJ/mol Calculate the quantity of heat that is absorbed released when...
1. (8 pts) Virtually every pchem textbook has a table of enthalpy values for 25°C. One...
1. (8 pts) Virtually every pchem textbook has a table of enthalpy values for 25°C. One use for these may be to calculate the enthalpy fora phase change such as boiling. However, not t0o many compounds boil at 25°C. You are going to calculate the percent difference between the heat of vaporization of ethanol using data for 25°C and that at its boiling point of 78°C. a) Write the chemical equation that shows the vaporization of 1 mol of ethanol...
36.1 J/K mol. Calculate the boiling point of liquid Liquid nitrogen has a measured enthalpy of...
36.1 J/K mol. Calculate the boiling point of liquid Liquid nitrogen has a measured enthalpy of vaporization (AH vap -2.79 kJ/mol and entropy of vaporization (AS nitrogen, in °C using this information. (Use 273.15 K 0°C for the temperature conversion. Report your answer with three significant figures.) Tp C
1. Liquid nitrogen at −196° C (nitrogen’s boiling point) is placed in a container with 3...
1. Liquid nitrogen at −196° C (nitrogen’s boiling point) is placed in a container with 3 kg of water at 25° C. (a) Suppose you add just enough liquid nitrogen such that all the water just freezes (i.e., the final state of the water is ice at 0° C). Draw a complete energy interaction diagram for this scenario, including a conservation of energy equation. (b) How much liquid nitrogen should you put in the container such that all the water...
4) An ideal-gas mixture of helium and nitrogen with a nitrogen mass fraction of 35 percent...
4) An ideal-gas mixture of helium and nitrogen with a nitrogen mass fraction of 35 percent is contained in a piston-cylinder device arranged to maintain a fixed pressure of 700 kPa. The mixture is heated from 300 K to 500 K a. Determine the molar mass and gas constant for the mixture. b. Determine the work produced, in kJ/kg. (Hint: Try finding the specific c. Determine the constant-volume and constant-pressure specific heats (Answer: 5.72 kg/kmol, 1.45 kJ/kg K) volumes at...
Question 1 (1 point) Calculate the density of nitrogen gas in a 4.32 L container at...
Question 1 (1 point) Calculate the density of nitrogen gas in a 4.32 L container at 1.0 atm and 25°C. Question 1 options: 0.57 g/L 0.74 g/L 1.15 g/L 1.31 g/L 1.56 g/L Save Question 2 (1 point) What volume is occupied by 1.00 kg of nitrogen gas at 5.00?C at a pressure of 735 Torr? Question 2 options: 1686 L 1242 L 843 L 738 L 621 L Save Question 3 (1 point) The ideal gas law fails to...
5. (4 pts) The compound C2C13F3 has been used as a cooling agent in refrigerants and air conditioners. It has a boiling point of 47.6 °C. The specific heats of C2Cl3F3 (l) and C2C13F3 (g) are 0.91 Jg-2 K-2 and 0.67 Jg-1K-2, respectively. The heat of vaporization for the compound is 27.49 kJ/mol. Calculate the heat absorbed by 35.0 g of C2C13F3 while going from a liquid at 10.00 °C to a gas at 105.00 °C.
The fluorocarbon compound C_2CI_3F_3 has a normal boding point of 47.6 degree C The specific heats of C_2Cl_3F_3(l) and C_2Cl_3F_3(g) are 0 91 J/g middot K and 0.67 J/g middot K, respectively The heat of vaporization for the compound is 27 49 kJ/mol. Calculate the heat required to convert 73.0 g of C_2CI_3F_3 from a liquid at 10.10 degree C to a gas at 81 90 degree C. Express your answer using two significant figures.
ID: 10. Identify the place which has the highest boiling point of water, a Death Valley, 282 feet below sea level b. A pressurized passenger jet, 39,000 feet C. Panama City, Florida, sea level d. Mt. Everest, 29,035 feet c. Denver, Colorado, 5,280 feet d. Minha City, Florcnger jet. c. Der Everest, 29 onda, sea le 39,000 feet 11. The heat of vaporization of water at 100°C is 40.66 kJ/mol Calculate the quantity of heat that is absorbed released when...
1. (8 pts) Virtually every pchem textbook has a table of enthalpy values for 25°C. One use for these may be to calculate the enthalpy fora phase change such as boiling. However, not t0o many compounds boil at 25°C. You are going to calculate the percent difference between the heat of vaporization of ethanol using data for 25°C and that at its boiling point of 78°C. a) Write the chemical equation that shows the vaporization of 1 mol of ethanol...
36.1 J/K mol. Calculate the boiling point of liquid Liquid nitrogen has a measured enthalpy of vaporization (AH vap -2.79 kJ/mol and entropy of vaporization (AS nitrogen, in °C using this information. (Use 273.15 K 0°C for the temperature conversion. Report your answer with three significant figures.) Tp C
4) An ideal-gas mixture of helium and nitrogen with a nitrogen mass fraction of 35 percent is contained in a piston-cylinder device arranged to maintain a fixed pressure of 700 kPa. The mixture is heated from 300 K to 500 K a. Determine the molar mass and gas constant for the mixture. b. Determine the work produced, in kJ/kg. (Hint: Try finding the specific c. Determine the constant-volume and constant-pressure specific heats (Answer: 5.72 kg/kmol, 1.45 kJ/kg K) volumes at...
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