What is the mole fraction of Na,SO4 (Molar mass = 142 g/mol) in an aqueous solution which is 11.5% by weight Na,SO,?

Q: If the mole fraction of NaCl (Molar mass = 58.5 g/mol) in an aqueous solution is 0.0175, what is the…

A: Introduction :  We have to calculate the weight percentage of NaCl .

Q: What is the mole fraction of NaOH in an aqueous solution thatcontains 22.8% NaOH by mass?

A: Mole fraction of a substance in the amount or moles of that substance in total amount of he mixture.…

Q: What is the molality of an acetic acid solution containing 0.500 mol ofH C 2 H 3 O 2 in 0.800 kg of…

A: Molality(m): It is defined as " no. of mole of solute present in per kilogram of solvent".

Q: What are the mole fractions of H 3Po4 and water in a solution of 14.5 g of H3 PO4 in 125 g of water?

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Q: The mole fraction of ammonium phosphate, (NH4)3PO4, in an aqueous solution is 2.86×10-2 The percent…

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Q: In a 71.0-g aqueous solution of methanol, CH_0, the mole fraction of methanol is 0.220. What is the…

A: Since 71 g aqueous menas solution of methanol means mass of methanol is 71 g. First of all we will…

Q: Calculate the mole fraction of CH2O and C3H8O in a solution containing equal masses of both.

A: Molar mass of CH2O = 30 g/mole Molar mass of C3H8O = 60 g/mole

Q: In a 55.0-g aqueous solution of methanol, CH40, the mole fraction of methanol is 0.110. What is the…

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Q: What is the mole fraction of solute A (molar mass = 36.01 g/mol) in a 7.920 mol/kg aqueous solution…

A: Mole fraction (X) is defined as the ratio of moles of each component to the sum of the moles of all…

Q: Calculate the mass and moles of solute present in the following aqueous solution: a) 200 cm3 of 5 m…

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Q: The mole fraction of CaCl2 in an aqueous solution is 0.0724, what is the % mass of CaCl2 in…

A: Given:: Mole fraction of CaCl2=0.0724  Calculate, % mass of CaCl2= ?

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: The mole fraction of manganese(II) bromide, MnBr₂, in an aqueous solution is 3.27×10-². The percent…

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Q: In a 70.0-g aqueous solution of methanol, CH4O, the mole fraction of methanol is 0.110. What is the…

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Q: What is the percent by mass of a sodium sulfate solution in water with a mole fraction of sodium…

A: Mole Fraction of A =[Moles of A/(Moles of A + Moles of B)]Percent by mass of A =[Mass of A/(Mass of…

Q: The mole fraction of cobalt(II) acetate, Co(CH3 COO)2, in an aqueous solution is 0.0120. The percent…

A: Details

Q: What are the mole fractions of HNO3 and water in a concentrated solution of nitric acid (68.0% HNO3…

A: Solution contains 68.0% HNO3 by mass. Thus, 100 g HNO3 solution contains 68.0 g HNO3 and 32 g (100 g…

Q: What is the mole fraction of nitric acid, HNO3, in an 8.46% (by mass) aqueous solution of nitric…

A: Given that -  Mass percentage of nitric acid, HNO3 = 8.46%  Atomic weights of different atoms are -…

Q: What is the mole fraction of the NaOCI in a 6.75 m solution of NaOCI in water? (The molar mass of…

A: Mole fraction of NaOCl = 6.75 Molar mass of NaOCl = 74.4 g/mol Molar mass of H2 O= 18.02 g/mol

Q: 12.) Determine the mole fraction of the solute in a 25.0% by mass aqueous solution of LiNO3.

A: 25.0% by mass means 25 g LiNO3 present in 100 g of solution. mass of solute = 25 g mass of solution…

Q: What is the mole fraction of water in an aqueous solution (density = 1.20 g/mL) that is 2.5 m…

A: Density of aqueous solution = 1.20 g/mL Molality = 2.5m = number of moles/weight of solvent in kg…

Q: 8.) Calculate the mole fraction of the solute in the solution prepared by allowing 12.9 g of toluene…

A: mass of solute i.e. toluene =12.9 g Molar mass of toulene = 92.14g/mol No. Of moles of solute ,na…

Q: What is the mole fraction of NaCl in a 6.8 m NaCl solution in H2O (MM of H2O = 18.02 g/mol)

A: 0.109  is the mole fraction of NaCl in a 6.8 m NaCl solution in H2O.

Q: A solution was made by mixing sodium chloride ( NaCl) and water ( H2O). Given that the mole fraction…

A: Given a solution, mixture of sodium chloride and water.mole fraction of sodium chloride =0.0541 and…

Q: What are the mole fractions of HNO3 and water in a concentrated solution of nitric acid (68.0% HNO3…

A: Given data:

Q: An aqueous solution is 36.9% by mass sodium hydroxide and has a density of 1.03 g mL-1. What is the…

A: 36.9% by mass of sodium hydroxide solution means 36.9 g of NaOH is present in 100 g of solution. As…

Q: What is the concentration of urea in a solution prepared by dissolving 25 g of urea in 50 g of H2O…

A: Mass percent can be calculated by Mass %=Mass of soluteMass of solution ×100%          ...(1)

Q: 1. What is the mole fraction of 40% phenol(C6H6O) in benzene (C6H6)? 2. In a solution of naphthalene…

A: Answer: Mole fraction of a substance is the ratio of moles of that substance and total number of…

Q: 1. What is the mole fraction of solute and solvent in a solution prepared by dissolving 98 g. of…

A: This question is related to stoichiometry which describes the quantitative relationship between the…

Q: What is the mole fraction of CaBr2 in a 20%(by mass) aqueous solution?

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Q: What is the mole fractions of hydrochloric acid (HCI)and water in a 20% aqueous HCI solution?

A: Solution You know that your resolution is two hundredth acid by mass, which suggests that each one…

Q: An aqueous solution is 22.0 % by mass silver nitrate, AGNO3, and has a density of 1.22 g/mL. The…

A: The relative quantities of substances present in a mixture is determined using mole fraction, the…

Q: A 9.6 m solution of calcium chloride, CaCl2, is used in tractor tires to give them weight. What are…

A: m = 9.6  molal CaCl2 CaCl2 = Ca+2 and 2Cl- = 3 ions   find mol fractin of CaCl2 in water... assume:…

Q: %. The percent by mass of potassium acetate in the solution is

A: percent by mass of potassium acetate = (mass of potassium acetate/mass of solution) × 100%

Q: What is the mole fraction of water in a solution composed of 3.25 g methanol (CH3OH) and 250 g of…

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Q: In a 55.0-g55.0-g aqueous solution of methanol, CH4O,CH4O, the mole fraction of methanol is…

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Q: Can an aqueous solution be prepared that is 30% by mass KNO3 at 20oC?

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Q: A solution is prepared by dissolving 10.4 g of NaOH in 1 liter or water (density of water = 1.0…

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Q: What is the concentration of urea in a solution prepared by dissolving 25 g of urea in 50 g of H2O…

A:

Q: what is the mole fraction of the components of a solution containing 18g h2SO4 in 75 g of liquid…

A: Mass of H2SO4 = 18 g, molar mass = 98 g mol-1 mass of H2O = 75 g , molar mass = 18 g mol-1 Mole…

Q: 1.) What is the concentration (in m) of CaBr2 in a solution prepared by dissolving 5.73 g of CaBrz…

A: weight of solute (CaBr2) = 5.73 g molar mass of  CaBr2 = 199.89 g/mol weight of solvent (H2O) = 457…

Q: 1.What are the mole fractions of hydrochloric acid (HCI) _(a) and water (b) in a 20% by mass aqueous…

A: Mass percent = 20 %

Q: What is the mole fraction of LiCl in solution that is 9.0% by mass LiCl and has a density of 1.00…

A: Given information,       Mass % of solute is 9% and its density is 1.00 g/mL. The mass of LiCl is 9…

Q: calculate the molarity of a solution prepared by dissolving 100g of glucose(C6H12O6) in 350 G of…

A: We are to calculate molarity of 100 gram glucose in 350 gram of water. Given :  Weight of solute (w)…

Q: What is the percent by mass of a solution prepared by dissolving 90g NaCl in 3000g of H2O?

A: To find percentage by mass

Q: What is the concentration of urea in a solution prepared by dissolving 25 g of urea in 50 g of H2O…

A: Welcome to bartleby !

Q: In a 67.0-g aqueous solution of methanol, CH,O, the mole fraction of methanol is 0.180. What is the…

A: Given Total mass of solution = 67 g and total mass = mass of CH3OH + mass of water