The boiling point of diethyl ether, CH3CH2OCH2CH3, is 34.500 °C at 1 atmosphere. Kb(diethyl ether) = 2.02 °C/m
In a laboratory experiment, students synthesized a new compound and found that when 14.04 grams of the compound were dissolved in 299.9 grams of diethyl ether, the solution began to boil at 35.025 °C. The compound was also found to be nonvolatile and a non-electrolyte.
What is the molecular weight they determined for this compound ?
___g/mol

Want to see the full answer?
Check out a sample Q&A here


Related Chemistry Q&A
Find answers to questions asked by students like you.
Q: Distillation is a physical process of separation of liquids that differ in what physical property?…
A: Distillation is a process of separating mixtures based on differences in their volatile in boiling…
Q: What is the freezing point of an aqueous sucrose solution that has 25.0 g of C12H22O11 per 100.0 g…
A: Click to see the answer
Q: one of the most common water-based antifreeze solutions used in cooling systems is a mixture of…
A: The solution of 7.50% V/V contain 7.5 mL of ethylene glycol and 92.5 mL of water. To make the volume…
Q: Determine the freezing point of a solution which contains 0.31 mol of sucrose in 175 g of water.…
A: Given moles of sucrose = 0.31 mol mass of water = 175 g For water , Kf = 1.86 oC/m Let freezing…
Q: If 60.3 mg of a new biodegradable polymer are dissolved in 0.502 mL of water and the resulting…
A: Click to see the answer
Q: if kf for water is 1.86°C/m, what is the freezing point of an aqueous solution of Sodium chloride…
A: Click to see the answer
Q: Calculate the vapor pressure of water H2O at 90 degrees Celsius for a solution prepared by…
A: Click to see the answer
Q: The boiling point of methanol is 72.2 oC. The molar boiling point elevation constat for methanol is…
A: Moles of acetic acis is 0.8333 mol.
Q: Estimate the freezing point of 200 mL of water after the addition of a. 2.5 g of sucrose, C12H22O11.…
A: When any non-volatile solute is added to a solvent, its freezing pointdecreases. This phenomena is…
Q: What mass of ethanol, (C2H5OH) a nonelectrolyte, must be added to 10.0 L of water to give a solution…
A: Volume of water (V) = 10 L = 10 L x 1000 mL1L = 10000 mLMass of…
Q: Calculate the freezing point of a solution that contains 68.0 g of sucrose (C12H22O11) in 90. g of…
A: Click to see the answer
Q: 2. Determine the actual boiling point and freezing point of these two different solutions; • 250 mL…
A: Click to see the answer
Q: An aqueous solution of HNO3 was prepared having a molal concentration of 6.29. (Atomic weights: H=1…
A: The answer for part (a) is given below. Kindly repost the other subparts as separate question Given:…
Q: Calculate the vapor pressure of a mixture containing 35.6 g of glucose and 5 mL of ethanol at 25°C.
A: Given -> Weight of glucose = 35.6 gm Volume = 5 ml = 0.005 L ( 1L = 1000ml) T = 25°C = 25 + 273…
Q: The enthalpy of solution for ammonium perchlorate NH4 CIO, is +33.47 kJ/mol. How many grams of…
A: Click to see the answer
Q: A 0.512 g sample of an unknown nondissociating solute was dissolved in 25.0 g of camphor (Kf =…
A: Molality of the solution is obtained from the equation for freezing point depression. Van’t Hoff…
Q: Calculate the freezing point of a solution containing 0.600 kg of CHCl3 and 42.0 g of eucalyptol…
A: Freezing point: The temperature at which a liquid turns into a solid. The formula for calculating…
Q: Calculate the freezing point of a glass of water of volume 250cm3 sweetened with 7.5g of sucrose
A: A question based on mole concept that is to be accomplished.
Q: How many grams of ethylene glycol (C2H6O2) must be added to 1000. g water to create an automobile…
A: Colligative properties: The properties which depend on the ratio of the number of moles of the…
Q: The enthalpy of solution for potassium perchlorate - KCIO4 is +51.04 kJ/mol. How many grams of…
A: Click to see the answer
Q: How many liters of the antifreeze ethylene glycol [CH2(OH)CH2(OH)] would you add to a car radiator…
A: According to the equation for depression in freezing point △Tf = Kf × wGMW×Wkg where w = Wt of…
Q: The following information are given for aqueous solutions of solid Y: - If solid Y is dissolved in…
A: Given solubility of Y at 25oC = 30g Y/ 100 g H2O solubility of Y at 15oC = 40g Y/ 100 g…
Q: he common laboratory solvent chloroform is often used to purify substances dissolved in it. The…
A: Relative lowering in the vapor pressure of a solution is a colligative property that depends on the…
Q: The normal boiling point of chloroform CHCl3 is 61.700 °C and its Kbpvalue is 3.67 °C/m. In a…
A: The elevation in boiling point can be calculated as follows,
Q: The common laboratory solvent diethyl ether (ether) is often used to purify substances dissolved in…
A: When we mix non electrolyte solute in the pure solvent then vapour pressure of solution will…
Q: The solubility of potassium chloride is 34.2g/100.0g of water at 20 degrees celcius. Which of the…
A: Given: Solubility of potassium chloride = 34.2g/100.0g of water. (Means 34.2 g of potassium…
Q: What is the freezing point, if 25.0 grams of MgCl2 is mixed with 300.0 grams of water?
A: Given : mass of MgCl2 = 25 g Mass of water = 300 g = 0.3 kg
Q: re H2O aqueous sucrose (0.60m) aqueous glucose (0.60m) aqueous Fel3 (0.24m) aqueous
A: Freezing point depression gives decrease of freezing point of the solvent when any nonvolatile…
Q: solution is prepared disolving 2.00g of an substance in 10.0mL in water at 25°C. The freezing point…
A: Given- Weight of substance =2.00 gram Volume of water =10.0 mL T1=25°C T2= -0.350°C Kf of…
Q: 1. The density of toluene, C₂H², is 0.867 g/mL, and the density of thiophene, C₂H₂S is 1.065 g/mL. A…
A: Different concentrations terms can be calculated by knowing the amount of solute and solvent.
Q: Calculate the freezing temperature of a solution where 144 grams of C6H12O6 were dissolved in 1500 g…
A: The substances of solid and liquid states are at a particular temperature and at atmospheric…
Q: How many liters of the antifreeze ethylene glycol [CH2(OH)CH2(OH)] would you add to a car radiator…
A: Click to see the answer
Q: an aqueous iron(III) chloride solution containing 2.01 x 102 g of water that has a boiling point of…
A: Colligative properties: The colligative properties are those properties of solutions that depend on…
Q: 3) Camphor (CioHıs0) melts at 179.8 °C, and it has a particularly large freezing point depression…
A: At a specific temperature, when vapor pressure of any particular substance in its liquid and solid…
Q: The common laboratory solvent chloroform is often used to purify substances dissolved in it. The…
A: From given We know,the formula for nonvolalatile and nonelectrolyte solute solution Psolution =…
Q: 0.9% (w/v) sodium chloride (MW = 58.44 g/mol) solution (Normal Saline Solution) has an osmotic…
A: Given that , 0.9 % (w/v) NaCl i.e. 0.9 g NaCl in 100 mL water Osmotic pressure = 3.91 atm at 25oC…
Q: The normal temperature range of the liquid phase of pure water is 0°C to 100°C. Which of the…
A: Since depression in freezing point is given by depression in freezing point = i X Kf X m where i =…
Q: The common laboratory solvent chloroform is often used to purify substances dissolved in it. The…
A: Click to see the answer
Q: One gram of sodium hydroxide pellets is dissolved in two hundred-fifty milliliters water. What is…
A: Click to see the answer
Q: What molality of nonvolatile solute is needed to lower the melting point of camphor by 1.050°C? (Kf…
A: Depression in freezing point: The depression in freezing point of a solution is directly…
Q: A solution contains 42.6 g of Al(OH)3 in 1400 g of solvent, what is its molality.
A: We have given that Mass of Al(OH)3 = 42.6 g Mass of Solvent = 1400 g = 1.4 kg Molar mass of Al(OH)3…
Q: You have a sucrose solution of 28°Brix or 28 grams of sugar per 100 grams solution in a ripe grape…
A: Click to see the answer
Q: Arrange the following solutions in order of decreasing freezing point: 0.10 m Na3PO4, 0.35 m NaCl,…
A: Freezing point depression can be found based on Vant hofff factor and molality.
Q: Boiling point of distilled water 97℃ Boiling point of solution 99℃ Mass of flask 118.2g Mass…
A: Solution is made up of two components which are solute and solvent. Solute is present in the minor…
Q: 0.9% (w/v) sodium chloride (MW = 58.44 g/mol) solution (normal saline solution) has an osmotic…
A: Click to see the answer
Q: 400g of NaF are disolved in 2 kilograms of water. The solutions density in this condition is…
A: Click to see the answer
Q: The active ingredient in many commercial antifreezes is ethylene glycol (C2H6O2). If you wish to…
A: Click to see the answer
Q: Which of the following ideal solutions will have the lowest freezing point? justify your choice a)…
A: Click to see the answer
Q: The boiling point of diethyl ether, CH3CH,OCH,CH3, is 34.500 °C at 1 atmosphere. K4(diethyl ether) =…
A: Given: Boiling point of pure solvent = 34.500°C Boiling point of solution = 34.935°C Mass of solute…











