The density of an aqueous solution containing 15.0 percent ethanol (C2H5OH) by mass is 0.974 g/mL. What volume of the solution would contain 0.207 mole of ethanol?

Q: What mass of solute (in g) is contained in 425 g of a 3.5 % m/m solution? O 15 g O 8.2 x 10-5 g…

A: % m/m is defined as % m/m = mass of solute X 100 / mass of solution

Q: Grams of solute/100g H₂O 120 110 100 90 80 70 60 50 40 30 20 10 0 0 Na2SO47 NaNO3 HCI NH3 10 20 30…

A: The above question is based on solubility curve . The solubility curve represent the number of gram…

Q: What is the mass-volume percent (% m/v) of sodium hydroxide (NaOH) in a solution prepared by adding…

A: % m/v is given by  % m/v = mass of solute X 100 / volume of solution  volume of solution given = 141…

Q: What is the mass-volume percent (% m/v) of sodium hydroxide (NaOH) in a solution prepared by adding…

A: Since mass-volume percent (% m/v) is defined as the percent of mass of solute per unit volume of…

Q: How would you prepare 59.5 g of an aqueous solution that is 7.00 % Sodium chloride (NaCl) by mass?

A: Given: Mass of the solution= 59.5 g Mass % of sodium chloride= 7.0% Formula:

Q: What is the mass (in grams) of potassium bromide that would be needed to prepare 256 mL of 60% by…

A: From given data  Volume of solution = 256mL  Density of solution = 3.119 g/mL  60% by mass aqueous…

Q: How many grams of a 5.75% by mass LiCl solution contain 1.60g of LiCl?

A: Mass/Mass % solution: Mass percentage of the solute present in the solution is given as,…

Q: What volume (in mL) of a 0.500 M fructose (C6H12O6) solution can be made from 11.3 g of fructose?

A:

Q: The solute particles will settle out because solutions are homogeneous mixtures. * O True O False

A: the solute particle will settle out because solution are homogenous mixture

Q: A solution contains 45.0 grams of ammonia, NH3, dissolved in 368 grams of water. What is the mass…

A: Given, Mass of ammonia (solute) = 45.0 g Mass of water (solvent) = 368 g   The mass of ammonia…

Q: A typical commercial grade aqueous phosphoric acid is 75% H3PO4 by mass and has a solution density…

A:

Q: Commercial concentrated aqueous ammonia is 28% NH3 by mass and has a density of 0.90 g/mL. What is…

A:

Q: Determine the volume (ml) required to dilute a solution containing 48.480g of K2SO, in order to…

A: Given, Volume of water required = ? Mass of K2SO4 = 48.480 g

Q: How would you prepare 455 g of an aqueous solution that is 7.00% sodium sulfate, Na2SO4, by mass?

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

Q: To what volume should you dilute 133 mL of a 7.90 M CuCl2 solution so that 51.5 mL of the diluted…

A: from molarity of initial solution calculate mole of copper Sulphate And then amount of copper…

Q: 1.) A solution is prepared by dissolving 13.5 g of sugar in 0.100 kg of water. What is the…

A:

Q: What is the molarity of a solution in which 29.22g of NaCl is dissolved in enough water to make…

A:

Q: To what volume should you dilute 125mL of an 8.05 M CuCl2 solution so that 49.5 mL of the diluted…

A: The process that helps in lessening any solution's concentration is referred as "dilution". In this…

Q: How many milliliters of a 2.20 M NaBr solution will contain 77.8 g of NaBr

A:

Q: What is the molarity of a 11.7 m solution of methanol (CH3OH) in water? The density of the solution…

A: The molarity is defined as the number of moles of solute in one liter of the solution. The unit in…

Q: What mass of 30% Ca(NO3)2 Solutions contain 60g of water?

A: Given data,  Mass percent of Ca(NO3)2 = 30 %  Mass of water = 60 g

Q: How many grams of chlorine gas are needed to make 3.20×106 g of a solution that is 1.30 ppm chlorine…

A: Given : Mass of solution = 3.20 X 106 g And concentration of chlorine = 1.30 ppm

Q: How many grams of KNO3 would be needed to prepare a 275 g of a 6.3% KNO3 solution?

A: Total amount of solution = 275 g % of KNO3 in the solution = 6.3 % All this are w/w % and we have…

Q: Determine the molarity and normality of a solution prepared by dissolving 49g of sulfuric acid H2SO4…

A: Given: The molar mass of H2SO4 ,(M) = 98 g/mol. The given mass of H2SO4, (m) = 48 g. The volume of…

Q: what mass of NaBr is needed to prepare 1.12L of a 0.15 M aqueous solution of NaBr?

A:

Q: 3. What is the mass percent of an aqueous solution prepared by dissolving 12.0 g of solute into 40.0…

A: SOL (3) Given : Mass of solute=12.0 g Mass of solvent( water) =40.0 g To calculate the mass percent.…

Q: Calculate the normality of a solution that contains 4.5 g of (COOH)2 in3000 mL of solution?…

A: Given:Mass of COOH2=4.5gMolar mass of COOH2=90 g/molVoume=3000mL=3LNormality=?

Q: How many grams of chlorine gas are needed to make 4.30×106 g of a solution that is 1.70 ppm chlorine…

A: Given: The mass of solution, (M) = 4.30×106. The parts per million, (ppm) = 1.70 To find: The mass…

Q: How many grams of chlorine gas are needed to make 5.60 x 10° g of a solution that is 1.40 ppm…

A: Given, concentration of solution =1.40 ppmmass of solution =5.60×106 gramwe are asked to calculate…

Q: How many grams of CaCl2 are needed to make 388.8 g of a solution that is 34.0% (m/m) CaCl2 in water?…

A: A numerical problem based on making aqueous CaCl2 solution, which is to be accomplished.

Q: An aqueous solution contains 6.00% NaBr, the density of the solution is 1,046g/cm^3. What is the…

A: 6 % by mass NaBr means 6 g of NaBr is present in 100 g of solutionMass of solute (NaBr) present =…

Q: How many moles of NaCl would be present in 47 milliliters of a 3.20 molar solution?

A:

Q: If 846 g of water is added to 42 g of a 5.3-m NaCl   solution, what is the mass percent of NaCl in…

A:

Q: What is the percent by volume concentration of a solution in which 75.0 ml of ethanol is  diluted to…

A:

Q: How many grams of CaCl2 would you need to make 750 mL of a 2.00 mM CaCl2 solution?

A: Amount  of CaCl2  required to make 750 mL of a 2.00 mM CaCl2 solution is given below

Q: How many grams of CaCl2 are needed to make 886.5g of a solution that is 37.0% (m/m) CaCl2 in water?…

A: There are numerous ways to specify solution's concentration using percentage method such as…

Q: Calculate the normality of a solution that contains 4.5 g of (COOH)2 in3000 mL of solution?…

A: Normality = gram eq. of solute/volume of solution in litre               = (mass/equivalent…

Q: How many grams of sodium hydroxide must be dissolved in 200 g of water to produce a 4.00% by mass…

A: Given data: Mass of water = 200 g Concentration of solution = 4% by mass  Given data: Mass%=Mass of…

Q: If 362 g of water is added to 42 g of a 2.7-m NaCl solution, what is the mass percent of NaCl in the…

A: Given : Molality of NaCl = 2.7 m Mass of NaCl solution = 42 g = 0.042 Kg…

Q: Nitric Acid is usually purchased in a concentrated form that is 70.3% HNO3 by mass and has a…

A: Calculation of no. of moles of HNO3 present in 1.15 L of 0.10 M solution.

Q: How many grams of solute is needed to prepare 225 mL of 1.0 N H2SO4 solution?

A:

Q: What is the mass-volume percent (% m/v) of sodium hydroxide (NaOH) in a solution prepared by adding…

A:

Q: Calculate the molarity of a NaOH solution of 25.7g  of NaOH  in 2 L of water?

A: Given: Mass of NaOH= 25.7 g Volume= 2 L

Q: How many mililiters of water should a chemist add if they want to prepare an 0.200 M aqueous…

A:

Q: What is the percent by mass of NaCl in 1.60 M NaCl solution? Assume that the solution has a density…

A: The number of moles of NaCl (n) is calculated in 1 liter (or 1000 mL) of solution using equation (1)…

Q: How many grams of potassium dichromate, K2Cr2O7, are required to prepare a 250 mL solution whose…

A:

Q: How many milliliters of Conc. H2SO4, 94.0% (g/100g solution), density 1.831 g/cm³, are require to…

A: Molecular weight of H2SO4 is 98.08 g/mol.  Here, Volume of H2SO4 required is 1 L, and concentration…

Q: Wine is 12% by volume ethanol (C2H5OH). What is the molarity of the solution? The density of ethanol…

A: 12 %by Volume ethanol means 12mil of ethanolin 100ml of water solutions.∴Volume of ethanol =…

Q: What mass of salt (NaCl) in grams (g) is required to prepare 1.083 L of D51/4NS solution?

A: Given: Volume of solution = 1.083 L = 1083 mL                                      (Since 1 L = 1000…