The experimental data in the table was collected during a freezing point depression study where BHT (butylated hydroxytoluene) was the solvent. Mass of BHT Mass of unknown Freezing point of pure BHT Freezing point of BHT and unknown solution Kf for BHT 7.709 g7.709 g 1.252 g1.252 g 74.17 ∘C74.17 ∘C 70.91 ∘C70.91 ∘C 6.83 ∘C/?6.83 ∘C/m Use this data to calculate the molar mass of the unknown solute. molar mass =

Q: When 634. mg of a certain molecular compound X are dissolved in 60. g of cyclohexane (C,H,2), the…

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Q: Ethanol and Hexane form a completely miscible solution which does not obey Raoult's law. Explain…

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Q: 1. Calculate the boiling point of a solution containing 12g glucose C6H12O6 dissolved in 200g of…

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Q: The ratio of an observed measurement of colligative property for a solute in a solution to the value…

A: The solute and their properties are discuss in the coligative properties , in which amoubt of solute…

Q: Benzoic acid Naphthalene Anthracene ОН M = 128.17 g/mol 122.12 g/mol 178.93 g/mol

A: Here we have to find the MM of an unknown solid using the freezing point depression. Here 0.5 gram…

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A: The expression for freezing point depression is:

Q: mass of t-butanol = 7.438 g mass of unknown = 0.342 g freezing temp solution = 22.85 C freezing temp…

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Q: II. Freezing point of a pure solid. Data Table. 1. mass of pure naphthaleneo nili13119 9.574g. anoli…

A: Given: Mass of pure napthalene=9.579 g Freezing point of napthalene=78.6°C Mass of unknown=1.554 g…

Q: The experimental data in the table was collected during a freezing point depression study where BHT…

A: When a non-volatile solute is dissolved is dissolved in a volatile solvent, the freezing point of…

Q: II. Freezing point of a pure solid. Data Table. 1. mass of pure naphthalene o l seode os 9.579g…

A: Mass of pure napthalene = M = 9.579 g = 9.579 * 10-3 kgFreezing Point of napthalene = TN = 78.6…

Q: You were tasked explore the different colligative properties of solution in your Chem 16.1 Lab…

A: The depression in freezing point of a solution is calculated as,…

Q: Data was collected to determine the molar mass of a nonvolatile solid solute when dissolved in…

A: Given  Mass of cyclohexane=10.14 g Mass of solute=0.255g Freezing point change     3.04 oC

Q: Test Tube Solute Mass of Deionized Water (g) Mass of solute (g) Freezing Point (C) 1 None 4.140g X…

A: The data given is, Test Tube Solute Mass of Deionized Water (g) Mass of solute (g) Freezing Point…

Q: What is the mole fraction of acetone (C3H6O. MW-58.08 g/mol) in the gas phase resulting from a…

A: In this question, we will determine the mole fraction of acetone in gas phase from the liquid phase…

Q: A solution of:...is boiled SOLVENT: Water (H2O) - 100mL or 100.00g SOLUTE: Salt (NaCl) - 11.60g…

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Q: A solution is made by mixing 23.0 grams pentane (C5H12), 12.0 grams octane (CgH1g), and 17.0 grams…

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Q: The normal freezing point of a certain liquid X is 7.90 °C, but when 9.4 g of alanine (C,H,NO,) are…

A: We know that : ∆Tf = Kf*m or, Kf = ∆Tf/m  and m = 1000W2/M2W1  From these two equations, we have :…

Q: Given: mass of ethanol used in the experiment = 15.7g mass of unknown solution =4.09g Volume of…

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Q: Use the following steps to determinr the percent error of the freezing point depressions you…

A: Given, solution is Sodium Chloride  mass of sodium chloride = 0.234 g mass of water = 4×10-3Kg

Q: To determine the freezing point depression of a LICI solution, Toni adds 0.378 g of LiCI to the…

A: ∆Tf = i × Kf × m Where ; ∆Tf = depression in freezing point  i = van't Hoff factor  ( For LiCl , i =…

Q: Freezing Point of pure TBA (experimentally determined) = 22.90 °C. 8.09 (C)(kg solvent) mol solute…

A: #(b): Here the solvent is TBA and the solute is the unknown substance.  Freezing point of pure TBA =…

Q: The boiling point of water is 100.0°C at 1 atmosphere. How many grams of zinc acetate (183.5…

A: Given: Elevation in boiling point = 0.450°C Mass of water = 212.0 g Molar mass of zinc acetate =…

Q: The normal freezing point of a certain liquid X is -2.6°C, but when 59. g of urea ((NH2)2CO) are…

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Q: How does the data display that water is a good solvent for recrystallization of benzoic acid?…

A: Temperature (C).    Solubility(g benzoic acid/L water) 0                                     1.7 25…

Q: he molar mass of unknown molecular compound is determined using freezing point depression. The…

A: Kf = molal depression constant

Q: Give some related literatures about colligative properties and freezing point depression phenomenon

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Q: Explain why freezing point depression is observed when a non-volatile solute is dissolved in a…

A: Solution Freezing point of depression may be a colligative property of resolution. it's discovered…

Q: Why does the freezing point of a pure solvent remain as a constant value but the freezing point of a…

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Q: Please indicate true (T) or false (F) as appropriate: Justify       I) The vapor pressure of a…

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Q: In regards to freezing point depression:  The original experiment calls for 3 grams lauric acid and…

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Q: With this in mind, lets calculate the amount of depression that will occur when 5 g of sodium…

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A: Depression in freezing point (∆Tf) = Kf x m where, Kf = cryoscopic constant m = molality

Q: Assuming 100% dissociation, calculate the freezing point (?f) and boiling point (?b) of 2.30 ?…

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Q: Given: Mass of unknown = 4.09 Volume of ethanol =20mL Boiling point of pure ethanol =82.3 Celsius…

A: Given:  Mass of unknown = 4.09 gm Volume of ethanol =20mL Boiling point of pure ethanol =82.3 °C…

Q: The experimental data in the table was collected during a freezing point depression study where BHT…

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Q: A student dissolves 14.52 grams of aspirin, C9H8O4 (180.1 g/mol), in 156.5 grams of diethyl ether.…

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Q: The total vapor pressure above this binary solution of heptane and octane is 24.2 torr. At 25 ℃:…

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Q: When 1.06 g of a certain molecular compound X are dissolved in 85.0 g of dibenzyl ether…

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Q: (NH,),CO) The normal freezing point of a certain liquid X is – 4.4 °C, but when 14.0 g of urea are…

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Q: Freezing Point Depression: Molar Mass of a So Report Sheet Unknown solid number 942g 0.1949 2.94°C…

A: A numerical problem based on mole concept that is to be accomplished.

Q: When 634, mg of a certain molecular compound X are dissolved in 60. g of cyclohexane (CH2), the…

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Q: Calculate the total vapor pressure of the following solution: 50.0 ml of 1-butanol (d = 0.810 g/ml;…

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Q: A solution is prepared using 19 mL of hexane and 23 ml of heptane. What is the mole fraction of…

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Q: 9. When dissolved in 100 g of a solvent whose molecular weight is 94.10 and whose freezing point is…

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Q: The boiling point of water is 100.0°C at 1 atmosphere. How many grams of cobalt(II) chloride (129.8…

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Q: Explain why the presence of a non volatile solute in solution reduces the tendency of the solvent…

A: Nonvolatile term says that the solute itself has little tendency to evaporate. Since, some of the…