Calculate the molality of C2H5OH in a water solution which is prepared by mixing 50.0mL of C2H5OH with 100.0mL of H2O at 20 degrees celsius. the density of C2H5OH is o.789 g/mL at20 degrees celsius and that of water is 0.99970 g/mL.

Q: What is the molality of a solution consisting of 2.66 mL of carbon tetrachloride (CCl4; d = 1.59…

A: The given data contains, Volume of CCl4 = 2.66 ml. density = 1.59 g/ml. Volume of CH2Cl2 = 76.5 ml.…

Q: A solution is made by dissolving 4.35 g of glucose (C6H12O6) in 25.0 mL of water at 25 °C. Calculate…

A: Given that mass of glucose is 4.35 g in 25.0 m L of water. Density of water is given as 1.00 g/m L.

Q: What is the molality of a solution made by dissolving 49.4 grams of (NH 4) 2SO 4 in 775 grams of…

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Q: Calculate the molality of each of the following solutions: (a) 8.66 g of benzene (C6H6) dissolved in…

A: (a)Number of moles of benzene is determined to calculate its molality.

Q: The percent by mass of methanol (MM = 32.04 g/mol) in an aqueous solution is 22.3%. What is the…

A: The molality of a given solution can be defined as the number of moles of the solute that are…

Q: Calculate the molality of a solution formed by adding 8.30 g NH4Cl8.30 g NH4Cl to 14.3 g14.3 g of…

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Q: The density of a 2.45 M aqueous solution of methanol (CH3OH) is 0.976g/mL. The molarity is 2.45 M…

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Q: A solution contains 22.4 g glucose (C6H12O6) dissolved in 0.500 L of water. What is the molality of…

A: Molality is the number of moles of solute dissolved in per kg of solvent. It is denoted by m. Its SI…

Q: 10 grams of a non volatile and non dissociating solute is dissolved in 200 g of Benzene the…

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Q: What is the molality of a solution with 94.3 g of glucose (molar mass 180.16 g/mol) in 236 g of…

A: The number of moles of a substance is given as the mass of the substance upon its molar mass. The…

Q: A solution of 40% isopropyl alcohol ( C3H7OH) by mass has a density of 0.980 g/mL at 25°C. What is…

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Q: An aqueous solution of hydrochloric acid contains 36% HCl (molar  mass=36.46 g/mol) by mass. (a)…

A: Molality is defined as number of moles of solute dissolved per kilogram of solvent.

Q: An aqueous solution of glucose (MM = 180.2 g/mol) has a molality of 14.81 m and a density of 1.20…

A: The given value of molality of Glucose = 14.81 mThe given value of density of glucose solution =…

Q: A solution is prepared by mixing 50.0 mL of ethanol (C2H5OH; molar mass = 46.068 g/mol) in 100.0 mL…

A: Given :- Volume of ethanol = 50.0 mL Volume of Water = 100.0 mL Density of water = 1.00 g/mL Density…

Q: What molality (m) will a solution have that was prepared by mixing 220 grams of NaOH in 1200 ml of…

A: Molality (m) of a solution is defined as the number of moles of a solute dissolved in per kilogram…

Q: 3. Calculate the molality of the solution prepared by dissolving 34.3 g of glucose (C6H12O6) in 321…

A: Molality is defined as number of solute present in 1000g of solvent. Mole= MOLAlity×mass of solvent…

Q: What is molality of a solution of 53 mL of c2h5oh in 104 mL of water at 20 degrees C? Density of…

A: Given:  Volume of C2H5OH = 53 mL Volume of H2O = 104 mL Temperature = 20oC Density of C2H5OH= 0.789…

Q: When 70.9 grams of glucose (C,H1206) dissolves in 500 grams of water, the density of the solution…

A: Since you have posted a question with multiple sub-parts, we will solve the first three sub-parts…

Q: 0.9% (w/v) sodium chloride (MW = 58 g/mol) solution (Normal Saline Solution) has an osmotic pressure…

A: #1: Given the osmotic pressure of the solution, π = 3.91 atm  Temperature, T = 25 +273.15 = 298.15 K…

Q: Antifreeze solutions are aqueous solutions of ethylene glycol,  C2H6O2  (  d = 1.12 g/ml) .  In…

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Q: A 10.00 % w/w aqueous solution of NaCl has a density of 1.0688 g mL-1 at 25oC.…

A: Molality of the solution can be determined by dividing the number of moles of solute by the mass of…

Q: How many grams of Na2So4 should be added to 275 ml of water to prepare a0.75 m(molality) solution of…

A: We have to find How many grams of Na2So4 should be added to 275 ml of water to prepare a0.75…

Q: alculate the molality of a 6.45 M ethanol (C2H5OH) solution whose density is 0.9255 E/mL. 7.89 m B)…

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Q: calculate the molality of ethylene glycol required to decrease the freezing point of water by 6.2 °C…

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Q: The density of an aqueous solution  containing 10%(w/w) of ethanol is 0.985g/ml. Calculate the…

A: Given, Density of ethanol solution = 0.985 g/mL % of ethanol in the solution = 10 % (w/w)

Q: An aqueous solution has a normal boiling point of 102.2°C. What is the freezing point(in Celsius) of…

A: Colligative Properties: The properties that depends only on the number rather than nature of the…

Q: A glucose solution is prepared by dissolving 5.10 g of glucose, CSH1206, in 110.5 g of water. What…

A: Given data :  1. Mass of glucose ( solute ) = 5.10 g  2. Mass of water ( solvent ) = 110.5 g  To…

Q: Calculate the molality of a 2.92 M potassium nitrate solution in which methanol, not water, is the…

A: To solve this problem we have to calculate the mass of solvent and number of moles of Solute .

Q: An aqueous potassium chloride, KCl, solution is made by dissolving 0.305 mol KCl in 575.0 g of…

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Q: An aqueous solution of ethanol, C2H5OH, is 19.00% ethanol by mass and has a density of 0.9700 g…

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Q: The freezing point of an aqueous solution of MgBr2 was found to   be   -3.0 °C. Calculate the…

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Q: Molality   A solution contains 22.5 g of methanol, CH3OH, dissolved in sufficient water to give a…

A: Molality of a solution is calculated by dividing the number of moles of solute by per kilogram of…

Q: 68.4 g of sucrose is dissolved in 250 g of water. What is the molality or molal concentration of the…

A: Molality = number of moles of solute/Kg solvent = (mass of substance/molecular mass of substance)x…

Q: 3. Calculate the molality of the solution prepared by dissolving 34.3 g of glucose (CH12O6) in 321 g…

A: The mass of glucose, the solute is = 34.3 g The mass of water, the solvent is = 321 g The molar mass…

Q: Calculate the molality of a solution containing 109g of glucose (CgH1206) in 679 g of ethanol.

A: Molality: The mole of the solute dissolved in one kilogram of the solvent is known as the molality…

Q: A solution is prepared by mixing 50.0 mL of ethanol (C2H5OH; molar mass = 46.068 g/mol) in 100.0 mL…

A:

Q: The Molality of a solution of NaCl having 5.85 g of NaCl in 2 kg water is O 5m O 0.05 m O 0.5 m O…

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Q: An aqueous solution of cesium chloride is prepared by dissolving 52.3 g cesium chloride in 60.0g of…

A: Number of moles of cesium chloride = given mass / molar mass = 52.3 g / 168.36 g/mole= 0.31 molMass…

Q: A solution is prepared by mixing 1.00 g of ethanol (C2H5OH) with 100.0g of water to give a final…

A: Given mass of ethanol = 1 g mass of water = 100 g volume of solution = 101 ml molar mass of water =…

Q: Calculate the molality of C2H5OH in a water solution that is prepared by mixing 50.0 mL of C2H5OH…

A: Molality of a solution is equal to the number of moles of solute dissolved in one kilogram of…

Q: 400g of NaF are disolved in 2 kilograms of water. The solutions density in this condition is…

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Q: A solution was prepared by dissolving 11.0 g of compound in 270.0 g of ethanol raising the boiling…

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Q: The molal concentration of a solution made by dissolving 3.5 g of CaCl2 (110.98 g/mol) in 353 g of…

A: Given :- mass of CaCl2 = 3.5 g  Mass of water = 353 g  To calculate :- molality of molal…

Q: An aqueous solution of hydrochloric acid contains 36% HCl (molar  mass=36.46 g/mol) by mass. (a)…

A: concentration = 36% by mass of aqueous HCl solution solute: HCl solvent: water Required: mole…

Q: You have a solution which is 45.7% by mass isopropyl alcohol (MM = 60.11 g/mol) in water. The…

A: Solution Molality may be a property of an answer and is outlined because the variety of moles of…

Q: A sulfuric acid solution has a density of 1.8 g/mL and is 87% H2SO4 by mass. What are the molarity…

A: Molarity is calculated by dividing the count of moles by the volume of solution in liters.. it is…

Q: The molality of an aqueous NaCl solution that freezes at -1° C is equal to the molality of another…

A: For calculation of Molality of aqueous sodium chloride NaCl solution can be calculated by help of…

Q: A solution was in a prepared by dissolving 5.46 g of para-dichlorobenzene (C6H4Cl2) in 50.0 mL…

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Q: calculate the molality. (d) 0.372 g of histamine, C5H9N, in 125 g of chloroform, CHCl3

A: Note - Since the chemical formula given for histamine in the question is incorrect, we will consider…