The freezing point of ethanol, CH3CH2OH, is -117.30°C at 1 atmosphere. A nonvolatile, nonelectrolyte that dissolves in ethanol is saccharin . A student dissolves 10.10 grams of saccharin, C7H5NO3S (183.2 g/mol), in 266.8 grams of ethanol. Use the table of boiling and freezing point constants to answer the questions below. Solvent Formula Kb (°C/m) Kf (°C/m) Water H2O 0.512 1.86 Ethanol CH3CH2OH 1.22 1.99 Chloroform CHCl3 3.67 X Benzene C6H6 2.53 5.12 Diethyl ether CH3CH2OCH2CH3 2.02 X The molality of the solution is ______m. The freezing point of the solution is _____°C. FILL IN THE BLANKS

Q: The freezing point of water is 0.00°C at 1 atmosphere. A student dissolves 13.35 grams of ammonium…

A: Given, freezing point of water = 0.00 °C            mass of solute, ammonium phosphate = 13.35 g…

Q: A certain liquid x has a normal freezing point of o °c and a freezing point depression constant…

A: Given: Normal freezing point = 0.0 oC Freezing point of solution = -1.1 oC mass of solvent = 650 g =…

Q: This is toluene, which solvent would you use to dissolve it? CH3 HC CH CH CI

A: Toluene is a Non- polar Molecule . Hence, Dissolve  only in Non - polar Solvent . Amon them only…

Q: The boiling point of benzene, C6H6, is 80.1°C at 1 atmosphere. One nonvolatile, nonelectrolyte that…

A: Kb = 2.53oC/mmass of DDT = 15.67 gmolar mass of DDT = 354.476 g/molT(solvent) = 80.1oCi = 1 as the…

Q: A student dissolves 12.52 grams of magnesium iodide, MgI, (278.1 g/mol), in 271.3 grams of water.…

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Q: The volume of blood in the body of a deep sea diver is about 4.90 L. Blood cells make up about 45%…

A: The solubility of a gas in a liquid depends on the pressure, temperature, and the solubility…

Q: The freezing point of water is 0.00 °C at 1 atmosphere. A student dissolves 10.70 grams of…

A: According to the question, The mass of the solute ( CrSO4) = 10.70 gramsThe molar mass of the solute…

Q: A student dissolves 2.2 g of urea CO in 175. mL of a solvent with a density of 0.89 g/mL. The…

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Q: 1.20 mol of a nonvolatile, nonelectrolyte hydrocarbon is dissolved in 1,115.7 g of benzene. What is…

A: Elevation in Boiling point is the rise in the boiling point of the solution on addition of solute to…

Q: 6. What is the boiling point of a solution that contains 190. g of MgCl₂ in 100. g of water? (Kb for…

A:

Q: A student dissolves 19. g of phenol (CH₂OH) in 350. mL of a solvent with a density of 0.82 g/mL. The…

A: Given:  Mass of phenol is 19g. Volume of solvent is 350mL. Density of solvent is 0.82 g/mL. To find:…

Q: The boiling point of chloroform, CHCl3, is 61.700 °C at 1 atmosphere. Kb(chloroform) = 3.67 °C/m In…

A: To solve this problem we will first calculate the value of ∆Tf .   Then we will calculate the…

Q: At 60 degrees Celsius, a 225-g sample of KNO3 is entirely dissolved in 250 g of water. The…

A: The maximum amount of solute that can be dissolved in a particular amount of solvent is known as…

Q: The normal boiling point of a certain liquid X is 106.80°C, but when 125.g of potassium bromide…

A:

Q: Dre The freezing point of ethanol, CH₂CH₂OH, is -117.30 °C at 1 atmosphere. A nonvolatile,…

A: Given - Freezing point of ethanol =117.30°C Weight of saccharin= 11.59 gram  Weight of ethanol…

Q: solution

A: We will calculate Tf

Q: What is the osmotic pressure in torr of a 0.0178 M glucose solution at body temperature (37 °C)?…

A: Given:  Concentration of glucose solution = 0.0178 M  Temperature = 37 °C = 310 K

Q: A 15.2 g sample of methanol (CHsOH) is added to 19.2 L of ethanol. What is the molality of the…

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Q: molality of manganese(II) sulfate

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Q: 6 ST4E.1 - Calculate the boiling point temperature of phenol (in the Celsius scale) if 4.3 grams of…

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Q: Ethylene glycol CH2(OH)CH2(OH) is a common automobile antifreeze. Calculate the freezing point and…

A: Given that: Mass of ethylene glycol = 343 g Mass of water = 1055 g = 1.055 kg Kb of water = 0.52…

Q: The freezing point of water is 0.00°C at 1 atmosphere. A student dissolves 13.21 grams of…

A: Wt. of manganese(II) nitrate, Mn(NO3)2 dissolved =13.21 grams Molecular Wt. of manganese(II)…

Q: tudent dissolves 12.63 grams of sodium sulfide, Na₂S (78.05 g/mol), in 163.3 gram ing and freezing…

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Q: 4. Which of the following solutions would have the highest boiling point? 0.070 M LiBr(aq) Ca(NO),…

A: The colligative properties are those properties of solutions that depend on the number of solute…

Q: A student dissolves 11. g of aniline (C,H,NH,) in 250. mL of a solvent with a density of 1.12 g/mL.…

A: Molarity of solution is defined as number of moles of solute dissolved per litre of solution and…

Q: The molality of the solution is ____ m. The boiling point of the solution is _____°C

A: Given that:          Mass of manganese nitrate = 10.65 g Molar mass of manganese nitrate = 179.0…

Q: [Review Topics] [References] Use the References to access important values if needed for this…

A: Two questions based on concentration terms. One is the molar mass of solute dissolved in water and…

Q: The boiling point of water is 100.00 °C at 1 atmosphere. A student dissolves 14.52 grams of calcium…

A: Given: Mass of calcium acetate =14.52 g Mass of water=156.5 g=0.1565 kg Kb of water =0.512°C/m.  The…

Q: The freezing point of water is 0.00 °C at 1 atmosphere. A student dissolves 11.60 grams of…

A: Answer:Depression in freezing point of a solution when non-volatile electrolyte is added in it as…

Q: The freezing point of water is 0.00 °C at 1 atmosphere. A student dissolves 13.58 grams of sodium…

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Q: What is the molecular formula of anthracene

A: The required solution is as follows:

Q: The boiling point of ethanol (C:H&OH) is 78.5°C. What is the boiling point of a solution of 6.4 g of…

A: Elevation in boiling point :- When a non volatile solute is added to pure solvent its boiling point…

Q: The freezing point of water is 0.00°C at 1 atmosphere. A student dissolves 12.98 grams of nickel(II)…

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Q: A solution is prepared by dissolving 215 g of methanol, CH3OH, in 1000 mL of water. What is the…

A: To solve this problem first we have to find the number of moles of methanol  then molality of the…

Q: The boiling point of an aqueous solution is 101.18 °C. What is the freezing point? Consult the table…

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Q: The freezing point of water is 0.00 °C at 1 atmosphere. How many grams of iron(III) bromide (295.6…

A: The formula of the depression in the freezing point is  = ..............(1)Where, the ∆Tf is the…

Q: A student dissolves 19. g of methanol (CH,OH) in 425. mL of a solvent with a density of 0.98 g/mL.…

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Q: [References] Use the References to access important values if needed for this question. The boiling…

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Q: student dissolves 10.82 grams of estrogen, C18H24O2 (272.4 g/mol), in 158.1 grams of ethanol. Use…

A: Solution -

Q: A certain liquid X has a normal freezing point of 5.90 °C and a freezing point depression constant…

A: Freezing point of solvent is greater than freezing point of solutions

Q: The freezing point of ethanol, CH3CH2OH, is -117.30°C at 1 atmosphere. A nonvolatile, nonelectrolyte…

A:

Q: The freezing point of water is 0.00 °C at 1 atmosphere. A student dissolves 10.69 grams of ammonium…

A: The given data is as follows:    The mass of ammonium chloride = 10.69 g The mass of water = 230.1 g…

Q: What volume of ethylene glycol (C2H5 O2), a nonelectolyte, must be added to 18.0L water to produce…

A: Given that:        Volume of solvent (H2O) = 18.0 L         density of ethylene Glycol = 1.11g/cm3…

Q: A solution is made by dissolving 7.80 grams of MgCl2 in 420.0 mL of water. What is the freezing…

A: Given: The mass of solute, (MgCl2)= 7.80 g The molar mass of MgCl2=95.2 g/mol The volume of the…

Q: A certain liquid X has a normal boiling point of 120.70 °C and a boiling point elevation constant K,…

A: