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Hence , answer is -17.6 degree celcius
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0 Question 36 6 pts What is the freezing point of a solution prepared from 50.0...
Molar Mass Determination by Freezing Point Depression Calculate and enter the freezing point depression of a...
Molar Mass Determination by Freezing Point Depression Calculate and enter the freezing point depression of a solution of 65.1 g ethylene glycol (C2H602) in 792 g H20. Kffor H2O is 1.86 °C kg/mol. °C 1homework pts Submit Answer Tries 0/5 A solution which contains 60.9 g of an unknown molecular compound in 325 g of water freezes at -3.24°C. What is the molar mass of the unknown? g/mol 1homework pts Submit Answer Tries 0/5
Calculate and enter the freezing point depression of a solution of 73.2 g ethylene glycol (C2H602)...
Calculate and enter the freezing point depression of a solution of 73.2 g ethylene glycol (C2H602) in 561 g H20. Kffor H20 is 1.86 °C kg/mol. °C 1homework pts Submit Answer Tries 0/5 A solution which contains 43.6 g of an unknown molecular compound in 339 g of water freezes at -4.85°C. What is the molar mass of the unknown? g/mol
What is the freezing point and boiling point in Celsius of a solution 400 g of...
What is the freezing point and boiling point in Celsius of a solution 400 g of ethylene glycol (MW=62 g/mol) dissolved in 500 g of water? The molal freezing point depression constant for water is 1.86 C/m The molal boiling point elevation constant of water is 0.512 C/m Please explain steps
please explain #8 and #9. show all work. thank you 8. An antifreeze solution is prepared...
please explain #8 and #9. show all work. thank you
8. An antifreeze solution is prepared by adding 50.0 mL of ethylene glycol, C2H602 (density = 1.12 g/mL) to 50.0 g of water. Calculate the freezing point of this solution. 9. Which has the highest boiling point? (all solutions are in the same solvent) 1.0 M Co(NO3)2 2.0 M KCI 0.5 M C2H4O2
1. Ethylene glycol, formula C2H602, is used as antifreeze for automobiles and is sometimes mixed with...
1. Ethylene glycol, formula C2H602, is used as antifreeze for automobiles and is sometimes mixed with water at a 1:1 ratio by volume and produces a solution with a density of 1.07 g/mbu Assume that the solution behaves ideally. Notes: at 25 °C the densities of water and ethylene glycol are 1.00 g/mL and 1.11 g/mL, respectively, the vapor pressures of water and ethylene glycol at 20 Care 17.54 torr and 0.06 torr, respectively, and Ky and K of water...
part c calculate the freezing/boiling point for 18.0 g of decane, C10H22, in 50.0 g CHCl3...
part c
calculate the freezing/boiling point for 18.0 g of decane,
C10H22, in 50.0 g CHCl3
part e
calculate the freezing/boiling point for 0.48 mol ethylene
glycol and 0.18 mol KBr in 166g H2O
Carbon w orden TABLE 13.3 · Molal Boiling-Point-Elevation and Freezing-Point-Depression Constants Normal Boiling Normal Freezing Solvent Point ("C) K. (°C/m) Point (°C) K(°C/m) Water, H2O 100.0 0.51 0.0 1.86 Benzene, CH 80.1 2.53 5.5 Ethanol, C H OH 78.4 1.22 -114.6 1.99 Carbon tetrachloride, CCI 76.8...
Moving to another question will save this response. «. Questio Question 2 4 points Calculate the...
Moving to another question will save this response. «. Questio Question 2 4 points Calculate the freezing point of a solution of 620.0 g of ethylene glycol (C2H602) dissolved in 500.0 g of water. Kf= 1.86"emandRD 0.512 C/m. 30 degrees Celsius C-30 degrees Celsius 37.2 degrees Celsius -37.2 degrees Celsius 8 6 7 8 9 0 5
Molar Mass Determination by Freezing Point Depression Calculate and enter the freezing point depression of a...
Molar Mass Determination by Freezing Point Depression Calculate and enter the freezing point depression of a solution of 57.6 g ethylene glycol (C2H602) in 734 g H20. Kffor H20 is 1.86 °C kg/mol. °C -2.53 1 homework pts Submit Answer Incorrect. Tries 3/5 Previous Tries A solution which contains 71.9 g of an unknown molecular compound in 363 g of water freezes at -3.85°C. What is the molar mass of the unknown? g/mol 1homework pts Submit Answer Tries 0/5 Molar...
A solution is prepared by dissolving 7.8 g of ethylene glycol (HOCH2CH2OH) in 50.0 g of...
A solution is prepared by dissolving 7.8 g of ethylene glycol (HOCH2CH2OH) in 50.0 g of water to produce 56.9 mL of solution. Ethylene glycol is non-volatile. a. What is the vapor pressure of the solution at 100oC? b. What is the boiling point of the solution? Kb = 0.51 oC/m
Question 7 2 pts Molality An anti-freeze solution is prepared by dissolving 25.5 g of ethylene...
Question 7 2 pts Molality An anti-freeze solution is prepared by dissolving 25.5 g of ethylene glycol (C2H602) in 769.0 g water to make 775 mL of solution? Input numbers only, with correct number of significant figures. Do not use scientific notation. a) What is the molarity of the solution? Methylene glycol b) What is the molality of the solution? methylene glycol c) What is the density of the solution? g/mL Il Proctorio is sharing your screen. Stop sharing Hide
Molar Mass Determination by Freezing Point Depression Calculate and enter the freezing point depression of a solution of 65.1 g ethylene glycol (C2H602) in 792 g H20. Kffor H2O is 1.86 °C kg/mol. °C 1homework pts Submit Answer Tries 0/5 A solution which contains 60.9 g of an unknown molecular compound in 325 g of water freezes at -3.24°C. What is the molar mass of the unknown? g/mol 1homework pts Submit Answer Tries 0/5
Calculate and enter the freezing point depression of a solution of 73.2 g ethylene glycol (C2H602) in 561 g H20. Kffor H20 is 1.86 °C kg/mol. °C 1homework pts Submit Answer Tries 0/5 A solution which contains 43.6 g of an unknown molecular compound in 339 g of water freezes at -4.85°C. What is the molar mass of the unknown? g/mol
please explain #8 and #9. show all work. thank you
8. An antifreeze solution is prepared by adding 50.0 mL of ethylene glycol, C2H602 (density = 1.12 g/mL) to 50.0 g of water. Calculate the freezing point of this solution. 9. Which has the highest boiling point? (all solutions are in the same solvent) 1.0 M Co(NO3)2 2.0 M KCI 0.5 M C2H4O2
1. Ethylene glycol, formula C2H602, is used as antifreeze for automobiles and is sometimes mixed with water at a 1:1 ratio by volume and produces a solution with a density of 1.07 g/mbu Assume that the solution behaves ideally. Notes: at 25 °C the densities of water and ethylene glycol are 1.00 g/mL and 1.11 g/mL, respectively, the vapor pressures of water and ethylene glycol at 20 Care 17.54 torr and 0.06 torr, respectively, and Ky and K of water...
part c
calculate the freezing/boiling point for 18.0 g of decane,
C10H22, in 50.0 g CHCl3
part e
calculate the freezing/boiling point for 0.48 mol ethylene
glycol and 0.18 mol KBr in 166g H2O
Carbon w orden TABLE 13.3 · Molal Boiling-Point-Elevation and Freezing-Point-Depression Constants Normal Boiling Normal Freezing Solvent Point ("C) K. (°C/m) Point (°C) K(°C/m) Water, H2O 100.0 0.51 0.0 1.86 Benzene, CH 80.1 2.53 5.5 Ethanol, C H OH 78.4 1.22 -114.6 1.99 Carbon tetrachloride, CCI 76.8...
Moving to another question will save this response. «. Questio Question 2 4 points Calculate the freezing point of a solution of 620.0 g of ethylene glycol (C2H602) dissolved in 500.0 g of water. Kf= 1.86"emandRD 0.512 C/m. 30 degrees Celsius C-30 degrees Celsius 37.2 degrees Celsius -37.2 degrees Celsius 8 6 7 8 9 0 5
Molar Mass Determination by Freezing Point Depression Calculate and enter the freezing point depression of a solution of 57.6 g ethylene glycol (C2H602) in 734 g H20. Kffor H20 is 1.86 °C kg/mol. °C -2.53 1 homework pts Submit Answer Incorrect. Tries 3/5 Previous Tries A solution which contains 71.9 g of an unknown molecular compound in 363 g of water freezes at -3.85°C. What is the molar mass of the unknown? g/mol 1homework pts Submit Answer Tries 0/5 Molar...
Question 7 2 pts Molality An anti-freeze solution is prepared by dissolving 25.5 g of ethylene glycol (C2H602) in 769.0 g water to make 775 mL of solution? Input numbers only, with correct number of significant figures. Do not use scientific notation. a) What is the molarity of the solution? Methylene glycol b) What is the molality of the solution? methylene glycol c) What is the density of the solution? g/mL Il Proctorio is sharing your screen. Stop sharing Hide
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