A solution is made by dissolving 25g of NaCl in enough water to make 1.0 L of solution. Assume the density of solution is 1.0 g/mL. Calculate the mass percent and mole fraction of NaCl.

Q: what is the percent by mass of a solution made by dissolving 55.0 g KCL in 125g of water?

A:

Q: A solution is made by dissolving 85.0 g ethyl alcohol, C2H5OH, in 225.20 g H2O. Calculate the…

A: “Since there are multiple questions and it is not mentioned that which one has to be solved so I…

Q: An aqueous solution contains 44.7 g of HCI by mass. Calculate the mole fraction of the solution.

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Q: Calculate the mass percent of a solution containing 27.5 g of ethanol (C2H6O) and 175 mL of H2O.…

A: Mass percentage is given by the formula: Mass % = (Mass of solute/Mass of solution) x 100 %…

Q: Ten milliters of ethanol (ρ=0.789 g/mL) is added to sufficient amount of water to produce 100.0 mL…

A: Given Volume of ethanol = 10 ml density of ethanol = 0.789 g/ml volume of solution = 100 ml density…

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A: Since we know that mass by volume percent is define as the percentage of ratio of mass of solute to…

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Q: A solution is made up of 20.0 mL of ethyl alcohol and 50.0 mL of water. What is the volume percent…

A: Volume percent or percentage by volume v/v is one of the concentration terms that indicates the…

Q: Determine the percent composition by mass of a 100 g salt solution which contains 20g of salt.

A: Weight of salt = 20 gm Weight of solution = 100 gm

Q: Water has a vapor pressure of 18.0 torr and a density of 0.997 g/mL. Acetone (CHCOCH:) has a vapor…

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Q: Please define molality, molarity, normality, mass percent, volume percent.

A: Molality, molarity, normality, mass percent, and volume percent are all quantitative concentration…

Q: A solution contains naphthalene (C10H8) dissolved in hexane (C6H14) at a concentration of 12.27 %…

A: Concentration of napthalene in hexane 12.27%by mass Vapoue Pressure of pure hexane=151 torr Molar…

Q: If 44.2 g of CaCl, is added to 482 g of water, calculate the mass percent of CaCl, in the solution.…

A: Given, mass of CaCl2 =44.2 grammass of water =482 gramwe are asked to calculate the mass percent of…

Q: Determine the amount in grams of KCI that exists in 20. g of a solution that contains 1.14 % KCl by…

A: A solution is made up solute and solvent. Solute is present in small amount and solvent is present…

Q: Calculate the molal concentration, molar concentration, and mole fraction of 6.25% solution of H3PO4…

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Q: What is the percent by mass of HCLO4 in the solution

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Q: A 125.0 g of aqueous solution contains 64 g of ethanol. What is the mole fraction of ethanol in the…

A: Mole fraction represents the number of moles of a particular component in a mixture divided by the…

Q: A 20% sugar solution is composed of 500 grams of water. Determine t amount of sugar present in the…

A: Given : w/w % = 20% Mass of water =  200g

Q: What is the mass percent of a solution made by dissolving 45.2 grams of NaCl into 150.0 gramsof…

A: GivenMass of NaCl = 45.2gMass of water= 150.0g

Q: An aqueous NaCl solution is made using 112 g of NaCl diluted to a total solution volume of 1.00 L.…

A: Given:Mass of NaCl = 112 gvolume of  total solution = 1.00 Ldensity = 1.08 g/mLCalculate the…

Q: A solution contains 14.6 g of the substance bolognium and 14.6 g of caterium. Assuming ideal…

A:

Q: Twenty percent salt solution (%20)means that: 20 grams of salt dissolved in .A 100g of water .B 90g…

A: The solution composition can be described in mass percentage which shows the mass of solute present…

Q: Commericial concentrated Hydrochloric acid is 11.8 M HCl and has a density of 1.190 g/mL. Calculate…

A: Given Concentration , Molarity (M) = 11.8 mol/L It means 11.8 moles of solute ( HCl ) present in 1 L…

Q: Calculate the percent by volume of a solution composed of 78.0mL of ethanol and 130. mL of H2O.

A: By using the defination of percentage by volume we can solve this problem from given information.

Q: Calculate the molality of a solution containing 5.81 g of NaCl (58.44 g/mol) in 51.9 g of water.

A: Given:Mass of sodium chloride= 5.81 gMolar mass of sodium chloride= 58.44 g/molMass of water= 51.9 g

Q: An aqueous solution of ammonia, NH3, has a concentration of 0.292 mol/L and has a density of 0.996…

A: Assume No. of mole of ammonia = 0.292 moleMass of ammonia = (No. of mole of ammonia)*(molar mass of…

Q: A solution is prepared by mixing 20.0 ml of methanol with enough water to poduce 400.0 ml of…

A: volume percent is defined as volume of solute to the ratio of volume of solution.

Q: How many parts per million of solute is present in a solution that is 0.300% by mass?

A:

Q: A 125.0 g aqueous solution contains 64 g ethanol. What is the mole fraction of glucose in the…

A: The given data contains, mass of solute = 64 g. mass of solution = 125 g.

Q: What is the mass percent of 1.39 M NaCl solution? The density of this solution is 1.05 g/ml

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Q: Calculate the percent by mass of a solution made from 19 g NaCl (the solute) and 61 g water.

A: Percent by mass = (mass of solute/mass of solution) ×100

Q: A solution is made by dissolving 85.0 g ethyl alcohol, C2H5OH, in 225.20 g H2O.      Calculate the…

A: The question is based on the concept of concentration. mass percentage is a method of expressing…

Q: A 750 mL solution (d = 1.05 g/mL) is made by dissolving 83.0 g of NaOH in water. %3D a. What is the…

A: We have to predict the  A. Molarity  B. % mass  C. Mole fraction

Q: How many grams of 13 % HCl aqueous solution by mass should be taken to prepare 0.50 L 0.646 M HCl…

A: Molarity of HCl = 0.646 M  Volume of HCl = 0.50 L  Moles of HCl = Molarity of HCl * Volume of HCl  =…

Q: An aqueous solution of HCl, contains 36%HCl by mass. a) Calculate the mole fraction of HCl in the…

A:

Q: 10.00 g NaCl is dissolved in 90.00 mL of water. Calculate the percent by mass-volume of the…

A: Given data - The mass of NaCl = 10.00g The volume of solution = 90 ml To calculate = m/V % of…

Q: A solution is formed when 0.5822g butanol (MM= 74.121 g/mol) is dissolved in 87.0246g hexane…

A:

Q: Wine is made up of 50 mL of ethanol (C2H5OH) and 1.2 L of water. Determine the (a) percent by solute…

A: We have given that  Volume of ethanol = 50 mL = 0.05 L Volume of Solvent = 1.2 L a) Percent by…

Q: A 2.13 L aqueous solution of KOH contains 155 g of KOH. The solution has a density of 1.29 g/mL.…

A:

Q: Calculate the grams of a 2.0% (m/m) NaCl solution that contains 7.50g of NaCl.

A: Amount of NaCl solution can be determined using the given formula,

Q: percent by mass

A:

Q: Calculate the mass of sodium hydroxide (NaOH; 40.00 g/mol) needed to prepare 350. mL of 1.8 M NaOH…

A:

Q: A solution is prepared by dissolving 28.4 g of glucose (C6H12O6) in 355 g of water. The final volume…

A: We have to predict the concentration in different units.

Q: For a given solution, which of the following concentration values will change as temperature…

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Q: Calculate the mole fraction of the solute in the solution: 25 g of Cl2 in 125 g of dichloromethane…

A: A mole is a measurement unit for the number of atoms, molecules, or compounds present in a solution.…

Q: Consider an aqueous solution containing sodium chloride that has a density of 1.01 g/mL. Assume that…

A:

Q: Calculate the number of moles of solute present in 55.0 mg of an aqueous solution that is 1.40 m…

A: The molality is given as follows,

Q: What mass of NaCl is dissolved in 170 g of water in a 0.040 m solution?

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