mo M Calculate the molality of the following commercial reagent, given the following data. Assume 100 g of solution Q 4: direc solut of wa highes HCI (aq) 36 465 Formula weight (g/mol) Density of solution (g/mL)1.19 Weight % 37.2 Molarity 12.1 Q5: Th

Q: Determine the freezing point depression of the solution. Calculate the molality of the solution.…

A: Mass of sucrose = 138.50 g Mass of water = 250 g = 0.250 kg Freezing point of solution = -3.00oC Kf…

Q: A solution of acetic acid CH3COOH has a concentration of 0.143 M and a density of 1.00 g mL^- 1 What…

A:

Q: The percent by mass of acetonitrile (MM = 41.05 g/mol) in an aqueous solution is 22.5%. What is the…

A: Given; The % by mass of acetonitrile = 22.5 % The molar mass of acetonitrile = 41.05 g/mol.

Q: N/A 13. Mass of test tube, beaker and cyclohexane N/A 14. Mass of test tube and beaker 16.4379 g 15.…

A: 20. freezing point  depression = [ 6.21 - 4.86 ] = 1.35 0C Average freezing point depression…

Q: On the basis of 1,000 mL final solution, it is desired to prepare an aqueous solution containing 20%…

A: The mass of water in g is calculated as shown below.

Q: A solution containing 15.2 grams of an unknown nonelectrolyte in a 150.0mL total volume produced as…

A: Given, mass of unknown non electrolyte (m) =  15.2 g Volume (V) = 150.0 mL = 0.150 L Osmotic…

Q: Vodka is 37 % by mass ethanol (C2H5OH) and has a density of 0.92 g/mL. What is the molarity (of…

A:

Q: A solution is prepared by dissolving 64.92 g of Magnesium chloride in sufficient water to make 600…

A: a) molality = moles of solute/ kg of solvent  Mass of substance = density* volume Given density =…

Q: pose 5.056 grams of an unknown solute are dissolved in 50.0 ams of phenol (C6H50H). The resulting…

A:

Q: What is the molalityof solution made by dissolve 25 g of NaCl in to 2.0 Liter of water. Assume the…

A: Given: Mass of NaCl=25 g Volume of water=2.0 L Density of water=1.0 g/mL

Q: An aqueous solution contains 167 g CuSO4 in 820 mL of solution. The density of the solution is 1.195…

A: Hello. Since the question contains multiple sub-parts, the first three sub-parts shall be solved…

Q: Q: A. A solution is prepared by dissolving 10.2g of glucose, C6H12O6 in 405g of water. The final…

A: molality It is defined as the number of moles of solute dissolved in 1 kg of solvent. m=nV(kg)

Q: 1. Calculate the molal concentration of a solution that contains 28.2 g of aluminium hydroxide,…

A: (1) Given data is as follows:              The mass of aluminium hydroxide = 28.2 g The volume of…

Q: An aqueous solution of acetone (MM = 58.08 g/mol) has a molality of 4.45 m and a density of 1.25…

A:

Q: 1. A solution is prepared by dissolving 4.00 g of NaOH in 100.00 g of water. The volume of the…

A:

Q: Reagent nitric acid is 70.40% HNO3 by mass and its molarity is 16M. Calculate following:  molality…

A: Given,  Molarity of HNO3 = 16 M  Mass percentage of HNO3 = 70.40 %  Calculate the following : a).…

Q: If 11.2 g of sugar (MM = 342 g/mol) is dissolved in 500 g of water at 30°C, a. what is the boiling…

A: a. To calculate boiling point of the solution(Tb), we first have to calculate the boiling point…

Q: Questi 12 of The percent by mass of glucose (MM = 180.2 g/mol) in an aqueous solution is 23.9%. What…

A:

Q: solution of acetic acid is prepared by adding 164.2 g of the acid to sufficient water to make 800 mL…

A: NOTE - As per our company guideline, we can answer only 3 subparts. kindly repost the question…

Q: 1. A solution is prepared by dissolving 4.00 g of NaOH in 100.00 g of water. The volume of the…

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

Q: The percent by mass of acetone (MM = 58.08 g/mol) in an aqueous solution is 34.7%. What is the…

A: Given, Molar mass of the acetone = 58.08 g/mol Percent by mass of acetone in an aqueous solution =…

Q: The percent by mass of acetonitrile (MM = 41.05 g/mol) in an aqueous solution is 27.3%. What is the…

A: Given, molar mass of Acetonitrile = 41.05 g/mol Mass % = 27.3 %  Let 100 g sample of this Solution…

Q: Calculate the molality of each of the following solutions: (a) 14.3 g of sucrose (C12H22O11) in 676…

A:

Q: What is the percent composition (% w/v) of the solution created by dissolving 2 packets of sugar…

A: Ice tea volume = 24 ounce  1 ounce = 29.57 mL Ice tea volume =29.57×24 mL=709.68 mL

Q: The osmotic pressure of a solution containing 1.15 mg of a sugar (342 g/mole) in 11.0 mL of the…

A:

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

A:

Q: What is the molality of a solution of 560. g of acetone (molar mass = 58.08 g/mol) dissolved in…

A: Molality = Number of moles of solute/Mass of solvent in Kg Number moles of solute = Mass of…

Q: What is the osmotic pressure of a solution that contains 65.6 g of sucrose (MM C12H22011 = 342.34…

A: Given, mass of sucrose = 65.6 g Molar mass of sucrose = 342.34 g/mol Volume of the solution = 250.0…

Q: Nitrogen ga Nhan asolubility in water of appronimately 0.0215et at 250Cand 0.99 atm What is the…

A: According to company guidelines, you have posted multiple questions, so we'll answer the first one.…

Q: Determine the molality and molarity of a solution prepared by dissolving 75.0g Ba(NO3)2(s) in to…

A: GivenMass of Ba(NO3)2 = 75.0 gMass of water = 374 g

Q: Moving to another question W tion 10 Calculate the molality of C2H5OH (molar mass = 46.068 g mol-1)…

A:

Q: If 521.0 grams of water (H2O MM 18) were mixed with 24.0 grams of NaCl (MM 58) what would be: a. the…

A: Hey, since there is question posted with multiple sub-parts – we will answer at  least three…

Q: (a) What is meant by:(i) Colligative properties (ii) Molality of a solution(b) What concentration of…

A: (a) (i) Colligative properties : The properties of solution which depend upon the number of solute…

Q: 1. A solution is prepared by dissolving 4.00 g of NaOH in 100.00 g of water. The volume of the…

A: Given: Mass of NaOH = 4.00 g Mass of water = 100.00 g Volume of solution = 102.00 mL

Q: 2) A solution of HESO4 containing 50% H2S04 by mass has a density of 1.40g/mL Express its oncentra…

A: A numerical problem based on concentration terms, which is to be accomplished.

Q: A solution is prepared by dissolving 64.92 g of Magnesium chloride in sufficient water to make 600…

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

Q: 20.3 g of Urca NHCONH2 was dissolved in 100 g of water. The volume of the resulting solution is…

A: Part d is mass percent of NaOH but NaOH is not used in the formation of solution. So i have…

Q: CALCULATE the molarity, mM and mOsm of a KCl solution that has a concentration of 2.088 g/dL. Assume…

A: The ratio of moles to the volume of solution in liters is known as molarity.

Q: reezing point of pure naphthalene T1 = …....oC Freezing point of solution T2 = ..…..oC Freezing…

A: Note : As per guidelines allowed to answer first question Molality is defined as number of moles of…

Q: solution of acetic acid is prepared by adding 164.2 g of the acid to sufficient water to make 800 mL…

A: %w/v and osomolality is calculated by following calculation.

Q: A 20% wt/wt aqueous solution of NaCl at 25 degree Celcius has 1.145 g/mL density. Express the amount…

A:

Q: Q: A. A solution is prepared by dissolving 10.2g of glucose, C6H1206 in 405g of water. The final…

A:

Q: What mass of oxalic acid (H2C2O4) is required to prepare a 1.00L solution (d = 1.05 g/mL) with a…

A: From Raoult's law, pressure of a solution will be Psolution = Psolvent × Xsolvent ; where, Psolution…

Q: 1. It is desired to prepare cupric sulfate solution by dissolving 250 grams of cupric sulfate in…

A: Given, Mass of CuSO4= 250g Molar mass of CuSO4=159.5 g/mol Density of solution= 1.405g/mL…

Q: 5. In Çalifornia, it is illegal to drive with blood alcohol contents >0.08%. This is a mass…

A: Alcohol = C2H5OH Molality = moles of solutemass of solvent (in kg)               = 0.08×100046×100…

Q: An aqueous solution of acetone (MM = 58.08 g/mol) has a molality of 5.35 m and a density of 1.25…

A: Molality(m):-  The no of moles of solute is present in 1Kg of solvent . m= number of moles of…