Calculate the molality of a 3.98 M aqueous solution of ethylene glycol ((CH2OH)2, 62.068 g/mol) given that the density of this solution is 1.0296 g/mL. Insert your answer rounded to 3 significant figures.

Q: 2. Complete the following table for a solution consisting of water and Zinc nitrate: % mass solvent…

A: Percentage mass of solvent is defined as the ratio of mass of solvent to the total mass of the…

Q: Which aqueous solution has a freezing point closer to its predicted value, 0.01 m NaBr or 0.01 m…

A: ΔTf= i kf  x molality The value of  i=VantHoff’s factor decide the depression in freezing point…

Q: A student dissolves 17. g of methanol (CH3OH) in 500. mL of a solvent with a density of 1.11 g/mL.…

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Q: Calculate the molality of a 1.36 M aqueous solution of acetone ((CH3)2CO, 58.079g/mol) given that…

A: Given : Concentration of acetone = 1.36 M And density of solution = 0.9874 g/mL.

Q: When 3.97 g of a certain molecular compound X are dissolved in 75.0 g of cyclohexane (C,H2), the…

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Q: Calculate the molality of a solution prepared from 30.25 grams of NaOH (sodium hydroxide) in 5.00…

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

Q: A student dissolves 12. g of sucrose (C12H0) in 150. mL of a solvent with a density of 1.06 g/ml.…

A: Weight of sucrose=12g Solvent volume=150mL Density=1.06g/mL

Q: A student dissolves 7.9 g of phenol (CH;OH) in 200. ml. of a solvent with a density of 1.16 giml.…

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Q: % mass solvent mole fraction solute molality ppm solute 1683

A: Amount of Zn(NO3)2 is 1683 ppm. 1 ppm is equivalent to 1 mg of solute present in 1 L of solution.…

Q: A student dissolves 6.8 g of resveratrol (C1H,,03) in 175. mL of a solvent with a density of 1.04…

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Q: A sulfuric acid (H2SO4 d=1.83g/mL) aqueous solution having 5.8321 Molar Concentration with a density…

A: The mole of solute present in a one-liter solution is known as the molarity of the solution. The…

Q: A student dissolves 20. g of glucose (C,H,,0,) in 100. mL of a solvent with a density of 0.96 g/mL.…

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Q: A student dissolves 2.2 g of urea CO in 175. mL of a solvent with a density of 0.89 g/mL. The…

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Q: A student dissolves 6.6g of phenol C6H5OH in 375.mL of a solvent with a density of 0.82/gmL…

A: The number of moles for a given compound or a molecule refers to the ratio of its mass to the…

Q: Calculate the molality of the following solution: 65g of KCl in 46.6g of water.

A: Given, mass of KCl = 65 g we know, molar mass of KCl = 74.5513 g/mol => moles of KCl = mass of…

Q: A student dissolves 8.4 g of benzoic acid (C,H,O,) in 300. mL of a solvent with a density of 0.93…

A: Given, The mass of benzoic acid (C7H6O2) = 8.4 g. The volume of solvent = 300. mL The density of the…

Q: A solution is made using 289.6 mL of methanol (density 0.7920 g/mL) and 300.0 mL of water (density…

A: Formula used molality = no. of moles of solute/ kg of solvent Density = mass/volume

Q: A 20.0% aqueous solution by mass of urea (CH4N2O) has a density of 1.055g/mL. What is the molality…

A: Given information:20% aqueous solution by mass of ureaDensity of solution is 1.055 g/mL

Q: When 116. mg of a certain molecular compound X are dissolved in 60.0 g of cyclohexane C6H12, the…

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Q: In an experiment analyzing a hand sanitizer at 20 degrees celsius, the density of ethanol,…

A: Here we are required to find the density of an ideal solution containing 62.00% by mass of ethanol…

Q: A student dissolves 6.1 g of styrene (C3H3) in 225. mL of a solvent with a density of 0.87 g/mL. The…

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Q: What is the density of a potassium chloride solution if its molarity is 0.5M and its molality is…

A: Given : Molarity = 0.5 M  Molality = 0.9 m

Q: Enter your answer in the provided box. Calculate the molality of a solution containing 281 g of HCl…

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

Q: A student dissolves 11. g of aniline (C,H,NH,) in 250. mL of a solvent with a density of 1.12 g/mL.…

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

Q: Mass of test tube, beaker, and cyclohexane = 100.17 g Mass of test tube and beaker =  84.07 g…

A: The mass of the test tube, beaker, and cyclohexane = 100.17 g The mass of the test tube and beaker =…

Q: Find the molarity and molality of NH, if it is in a solution composed of 30.6 g NH, in 81.3 g of…

A: Given information,    Mass of NH3 = 30.6 g    Mass of water = 81.3 g    Density of solution = 0.982…

Q: Calculate the freezing temperature of the following solution of 0.50 M sodium chloride (an ionic…

A: Given, Molarity of sodium chloride (NaCl) = 0.50 M Molality of the given solution = 0.50 m The Kf…

Q: A student dissolves 14. g of stilbene (CH12) in 450. mL of a solvent with a density of 1.09 g/mL.…

A: Molarity: The mole of the solute dissolved in one liter of the solution is known as the molarity of…

Q: Calculate the molality of a solution prepared by dissolving 57.0 g of sodium hydroxide (NaOH) in…

A: Molality is defined as  Molality = moles of solute / mass of solvent in Kg  Mass of solvent (water)…

Q: A student dissolves 19. g of methanol (CH,OH) in 425. mL of a solvent with a density of 0.98 g/mL.…

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Q: Consider a hydrogen peroxide (H2O2) solution that is 28.3 molal.  Given the density of solution is…

A: Given data is as follows: The molality of the hydrogen peroxide solution = 28.3 molal The density of…

Q: What is the molality of a solution made by dissolving 42.7 grams of CaCI 2 in 695 grams of water?…

A: Given: The mass of CaCl2 dissolved = 42.7 g The mass of water taken = 695 g We have to calculate the…

Q: Enter your answer in the provided box. Calculate the molality of a 47.1 percent (by mass) aqueous…

A: Molality - It is defined as the number of moles of solute dissolved per kg of solvent . Molality =…

Q: Molality (m) Calculate the molality of a solution that contains 27.5 g barium chloride (BaCl2) in…

A: Given, mass of barium chloride =27.5 gramvolume of water =100 mL we are asked to calculate the…

Q: A student dissolves 4.3 g of urea ((NH₂)2CO) in 1 CO) in 150. mL of a solvent with a density of 0.82…

A: Molarity is the number of moles of solute present in 1 liter of solution.  Molality is the number of…

Q: Match the following aqueous solutions with the appropriate letter from the column on the right.…

A: Question is asked about the freezing point  of the compound. Some compound are given , we have to…

Q: Calculate the molality

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Q: What is the molality of a solution prepared by dissolving 40.0 grams of glucose (C6 H12 O6) in 4.00…

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Q: A solution is prepared at 28°C and its concentration is expressed in three different units: percent…

A: Concentration is the amount of solute which can be dissolved in specific amount of solvent or…

Q: A student dissolves 10. g of phenol (C,H;OH) in 175. mL of a solvent with a density of 1.03 g/mL.…

A: 10g phenol is dissolved  The solvent amount is 175 ml The density of the solvent is 1.03g/ml

Q: Enter your answer in the box provided. What is the molality of a solution consisting of 56.1 mL of…

A: Molality (m) :-  The number of moles of solute dissolved in 1 kg of solvent is defined as molality…

Q: Enter your answer in the provided box. Calculate the molality of a 2.27 M ethanol (C,H÷OH) solution…

A: Number of moles of solute present in 1 kg of solvent is known as molality of the solution.

Q: A student dissolves 14. g of aniline (C,H,NH,) in 200. mL of a solvent with a density of 0.90 g/mL.…

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Q: A 2.039 mass % aqueous solution of potassium hydroxide has a density of 1.05 g/mL. Calculate the…

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Q: Calculate the molality of a 6.39 M ethanol (C,H5OH) solution whose density is 0.9261 g

A: Molarity of ethanol = 6.39 M. 6.39 M solution means 6.39 moles of ethanol in 1 L of solution. Volume…

Q: Q3 /B- calculate the molality m of 1000 g of a solution contain 100 g of solute(NaCl) and 900g of…

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