1) calculate the osmotic pressure,in atm, of a solution containing 3.00mg of sugar (342g/mol) in 15.0...
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calculate the osmotic pressure,in atm, of a solution containing
3.00mg of sugar (342g/mol) in 15.0...
Calculate the osmotic pressure in torr of a solution containing 18.75 mg of hemoglobin in 15.0...
Calculate the osmotic pressure in torr of a solution containing 18.75 mg of hemoglobin in 15.0 mL of solution at 25.0oC. The molar mass of hemoglobin is 6.5 x 104g/mol.
A 266−mL sample of a sugar solution containing 1.24 g of the sugar has an osmotic...
A 266−mL sample of a sugar solution containing 1.24 g of the sugar has an osmotic pressure of 30.2 mmHg at 34.1°C. What is the molar mass of the sugar? __ g/mol Calculate the osmotic pressure of a 0.0493 M FeCl3 solution at 25°C. (The van't Hoff factor for FeCl3 is 3.04) __ atm
A 214 mL solution containing 23 g of a protein in toluene had an osmotic pressure...
A 214 mL solution containing 23 g of a protein in toluene had an osmotic pressure of 0.053 atm at 27 oC. What is the molar mass (in g/mol) of the protein? Only enter a numerical value rounded to the nearest whole number in the answer box below. Do NOT type in the unit (g/mol). 2) An NaCl solution is prepared by dissolving 20.0 g NaCl in 150.0 g of water at 25°C. What is the vapor pressure of the...
AJ mol Calculate The vapor pressure of water is 1.0 atm at 373 K, and the...
AJ mol Calculate The vapor pressure of water is 1.0 atm at 373 K, and the enthalpy of vaporization is 40 the vapor pressure at 400 K
A) Calculate the osmotic pressure of a solution containing 16.75 mg of hemoglobin in 15.7 mL...
A) Calculate the osmotic pressure of a solution containing 16.75 mg of hemoglobin in 15.7 mL of solution at 22 ∘C . The molar mass of hemoglobin is 6.5×104 g/mol. B) A 2.400×10−2M solution of NaCl in water is at 20.0∘C. The sample was created by dissolving a sample of NaCl in water and then bringing the volume up to 1.000 L. It was determined that the volume of water needed to do this was 999.4 mL . The density...
At 1 atm pressure, Substance E boils at - 50. degree C and Substance F boils...
At 1 atm pressure, Substance E boils at - 50. degree C and Substance F boils at - 87 degree C. Which has a higher enthalpy of vaporization? Substanc E Substance F Neither, E and F have the same enthalpy of vaporization. It's impossible to know without more information. At 17 degree C, substance C has a vapor pressure of 125. torr and Substance D has a vapor pressure of 115. torr Which has a higher boiling point? Substance C...
8. What is the final boiling point of a 1.25 molal solution of sugar in water?...
8. What is the final boiling point of a 1.25 molal solution of sugar in water? The Kb for water is 0.512 C/m. (For sugar i = l.) 9. A solution was prepared by dissolving 0.52 mol hexane into 400g CCl4. What is the change in freezing point of this solution? Carbon tetrachloride has a freezing point depression constant of 29.8 Cm,and freezes at-23。. 10. A solution was prepared by dissolving 0.26 moles of ethanol (C2HsOH) into 750g Diethyl ether....
1.a)The average osmotic pressure of sea water is 30 atm (atmospheres). Calculate the concentration of urea...
1.a)The average osmotic pressure of sea water is 30 atm (atmospheres). Calculate the concentration of urea (CH4ON2) at 25 ° C that exerts the same pressure as seawater. R = 0.082 atm L/ mol K 1.b) There is a 1M solution of CH3COOH (acetic acid) in a total volume of 450 mL. What is the molality (m) of the solution? (ρ solution = 1.15 g / mL).
Calculate the osmotic pressure of a solution containing 19.50 mg of hemoglobin in 13.1 mL of...
Calculate the osmotic pressure of a solution containing 19.50 mg of hemoglobin in 13.1 mL of solution at 32 ∘C . The molar mass of hemoglobin is 6.5×104 g/mol. Express your answer in atmospheres.
Calculate the osmotic pressure of a solution containing 2.50g of C2H6O2 in 75.0 ml of solution.
Calculate the osmotic pressure of a solution containing 2.50g of C2H6O2 in 75.0 ml of solution.
AJ mol Calculate The vapor pressure of water is 1.0 atm at 373 K, and the enthalpy of vaporization is 40 the vapor pressure at 400 K
At 1 atm pressure, Substance E boils at - 50. degree C and Substance F boils at - 87 degree C. Which has a higher enthalpy of vaporization? Substanc E Substance F Neither, E and F have the same enthalpy of vaporization. It's impossible to know without more information. At 17 degree C, substance C has a vapor pressure of 125. torr and Substance D has a vapor pressure of 115. torr Which has a higher boiling point? Substance C...
8. What is the final boiling point of a 1.25 molal solution of sugar in water? The Kb for water is 0.512 C/m. (For sugar i = l.) 9. A solution was prepared by dissolving 0.52 mol hexane into 400g CCl4. What is the change in freezing point of this solution? Carbon tetrachloride has a freezing point depression constant of 29.8 Cm,and freezes at-23。. 10. A solution was prepared by dissolving 0.26 moles of ethanol (C2HsOH) into 750g Diethyl ether....
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