An aqueous solution of 40% by mass ethylene glycol in H2O. What is the mole fraction of ethylene glyco -H,02, in this solution? (Molar masses: C,H 02-6207; HO 18.0)

Q: 1. Calculate the mole fraction of the solute in the following solutions: a. 100 g C2H6O in 100 g H20…

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Q: 1. The density of CH,CN is 0.786 g/mL, and the density of CH,OH is 0.791 g/mL. A solution is made by…

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Q: 1. Calculate the mole fraction of the solute in the following solutions: a. 100.0 grams C2H60 in…

A: Here, we have to calculate the mole fraction of the solute in: a) 100.0 g of C2H6O in 100.0 g H2O.…

Q: You have a solution which is 43.9% by mass isopropyl alcohol (MM = 60.11 g/mol) in water. The…

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Q: Acetonitrile 1CH3CN2 is a polar organic solvent thatdissolves a wide range of solutes, including…

A: Given:Molarity of LiBr solution = 1.80 MDensity of solution = 0.826 g/cm3Molarity = Number of moles…

Q: What is the osmotic pressure of 12.6 percent by mass aqueous solution of K2SO4 with a…

A: We use the colligative properties in this question

Q: What is the boiling point of an aqueous C₆H₁₂O₆ solution made to be 2.0 m C₆H₁₂O₆? (Kb for water is…

A: Recall the relation for elevation of boiling point∆Tb               ∆Tb=Kb×mHere,ebullioscopic…

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: a.How many grams of NaOH is required to prepare 20L of 0.75N solution? What is its molarity,…

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Q: The osmotic pressure of a solution formed by dissolving 25.0 mg of aspirin (CgHgO4) in 0.250 L of…

A: . osmotic Pressure ⇒    The pressure at which stop the flow of solvent molecule through a…

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: Density of Mole fraction of Molarity Molality % by Mass ppm solution solute 1.29 30.0

A: Given that:  Density of KOH solution = 1.29g/ml  % by mass of KOH = 30.0  Molar mass of KOH =…

Q: A solution consisting of 27.4 gm of Methanol (CH3OH) and 36 gm of water, What is the mole fractions…

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

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

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Q: An aqueous solution is prepared by diluting 4.20 mL acetone (d = 0.789 g/mL) with water to a final…

A: Volume of acetone is 4.20 mL. Density of acetone is 0.789 g/mL. Density of solution is 0.993 g/mL.…

Q: A concentrated phosphoric acid solution is 85.5% H3PO4 by mass and has a density of 1.69 g/mL at…

A: a) Given : % by mass of H3PO4 is 85.5 % and density = 1.69 g/mL Assuming we have 1 L i.e 1000 mL of…

Q: A solution of toluene (C,H₂).in 301 g of cyclohexane (C₂H₁₂) has a boiling point of 90.30 °C. What…

A: We have to predict the amount of toluene in solution.

Q: freezing points

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Q: An aqueous solution is 10.% glucose by mass (d=1.039 g/mL at 20°C). Calculate its freezing point,…

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Q: An aqueous solution of hydrofluoric acid is 12.5 molal with respect to HF and has a density of 1.070…

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Q: Find the mass of urea (CH4N2O) needed to prepare 50.0 g of a solution in water in which the mole…

A: In order to find the mass of urea required to make the solution we first write down the given data:…

Q: Ascorbic acid 1vitamin C, C6H8O62 is a water-soluble vitamin.A solution containing 80.5 g of…

A: Number of atoms, ions and molecules present on a given amount can be determined by “Mole Concept”.…

Q: Complete the following table for aqueous solutions of potassium hydroxide. Show complete solu KOH =…

A: Since you've posted multiple sub-parts, we'll solve only the first three sub-parts for you. To get…

Q: What is the boiling point of a solution prepared by dissolving 37.5 g of glucose (C6H12O6,…

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Q: 1- Calculate the mass of NaOH which is required to prepare 0.1 M in 250 cm3 aqueous solution (molar…

A: Since you have asked multiple question, we will solve the first question for you. If you want any…

Q: An aqueous solution of hydrochloric acid is 15 molal with respect to HCI 200 and has a density of…

A: Molarity is defined as the number of moles of the solute divided by the volume of the solution in…

Q: Density of Mole fraction of Molarity Molality % by Mass ppm solution solute 1.05 1.13

A: Given that:  Density of KOH solution : 1.05g/ml Molarity = 1.13M = 1.13mol/L Molar mass of KOH =…

Q: At 25'C, the density of a 50 percent by mass ethanol/water solution is 0.941 g/cm. Given that the…

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Q: 2. What mass of CH3OH (Methanol) is required to be dissolved in 8.00 kg of H2O (Water) to produce a…

A: 2. Given information,    Mass of solvent = 8.00 kg    Molality of methanol = 2.00 m

Q: What is the expected boiling point of a solution prepared by dissolving 4.28 g of sodium iodide…

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Q: Calculate the percent by mass, mole fraction of H₂SO4 and molality of an 18.0 Molar solution of…

A: here we are required to find the mass percentage, mole fraction, molality of 18M of H2SO4

Q: 2. 30 grams of ethyl alcohol (C2H$OH) is dissolved in 75 grams of water. Calculate the mole fraction…

A: Molarity of solution is defined as number of moles of solute dissolved per litre of solution.

Q: You have a solution which is 44.3% by mass isopropyl alcohol (MM = 60.11 g/mol) in water. The…

A: Mole fraction is given by mole of one solute divided by sum of number of moles of solute and…

Q: You prepare a solution by dissolving 0.653 mol of an organic liquid in 46.5 g water. What is the…

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Q: What is the mass percent of an aqueous sodium hydroxide solution in which the mole fraction of NaOH…

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Q: A solution composed of 75.0 g magnesium iodide (Mgl)) in 300 g of water at 9.7 °C. What is the mole…

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Q: A solution is made containing 50.0 g of ethanol (C2H5OH) in 1000 g H2O. Calculate (a) the mole…

A: The mass of ethanol is = 50.0 g The mass of water is = 1000 g The molar mass of ethanol is = 46.07…

Q: 1) What is the mole fraction of urea, CO(NH2)2, is a solution prepared by dissolving 5.6 g of urea…

A: Solutions generally prepared in specified concentrations by their known masses of comprising…

Q: How many grams of oxygen can be dissolved in 250 ml of aqueous solution when the total pressure…

A: Welcome to barlteby! We have to calculate weight of O2 in solution .

Q: What is the mole fraction of NazSO4 (Molar mass = 142 g/mol) in an aqueous solution which is 11.5%…

A: Mole fraction is the ratio of moles of a particular element to the total moles present. mole…

Q: A bottle of rubbing alcohol contains 75% by mass 2-propanol (C3H8O) in water. What are the mole…

A: Given data: Concentration of solution = 75% by mass  Formula used: Mole fraction=Moles of…

Q: An aqueous solution is 6.00 % by mass ethanol, CH3CH2OH, and has a density of 0.988 g/mL. The mole…

A: Given :- %w/w of ethanol solution = 6.00 %  Density = 0.988 g/mL  To calculate :-  Mole fraction of…

Q: Acetonitrile (CH3CN) is a polar organic solvent thatdissolves a wide range of solutes, including…

A: Calculate the volume of the solution -                  density = mass / volume So mass of 1L of…

Q: 1.You have a solution which is 40.7% by mass isopropyl alcohol (MM = 60.11 g/mol) in water. The…

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Q: Assuming that the solubility of radon in water with 1 atmatm pressure of the gas over the water at…

A: Assuming that the solubility of radon in water with 1 atm pressure of the gas over the water at 30…

Q: 6. Complete the following table. Expected freezing point °C molality solution Molar Mass of Mass of…

A: The ratio of no. of moles of solute to the mass of solvent in kg is known as molality.

Q: The mole fraction of urea (MW = 60.0 g/mol) in a solution prepared by dissolving 45 g of urea in 50…

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