What is the mass (in grams) of potassium bromide that would be needed to prepare 256 mL of 60% by mass aqueous solution? The density of the solution is 3.119 g/mL.

Q: 71.  What mass of solid NaOH (97.0% NaOH by mass) is required to prepare 1.00 L of a 10.0% solution…

A: Given,Volume of solution = 1.00L. Density of 10.0% solution = 1.109g/mL.

Q: What is the molarity of an aqueous solution prepared by adding 36.5 g of barium chloride to enough…

A: Molarity is defined as total number of moles of solute present in 1000 ml of solution Molarity =…

Q: An aqueous solution of hydrochloric acid contains 24% HCl by mass. Calculate the mole percent of HCl…

A: The concentration of any substance can be expressed in different ways such as molality, molarity,…

Q: What mass in grams of solid ammonium sulfate would be required to prepare a 250 mL of 0.925 molar…

A: The Molarity of a solution is defined as no of moles of solute present in 1L of the solution.…

Q: How many grams of sodium sulfate, Na2SO4, are required to prepare 200. mL of a 0.150 M sodium…

A: Given: Molarity of Na2SO4 solution = 0.150 M Volume of solution = 200 mL

Q: To what volume should you dilute 125 mL of an 8.00 M CuCl2 solution so that 50.0 mL of the diluted…

A: In the given question we have to calculate the volume of diluted solution by using the dilution law,…

Q: What is the concentration in molarity of an aqueous solution which contains 38.41% by mass acetone…

A:

Q: Calculate the Molarity of a hypothetical 8.51% (by mass) aqueous HCl solution. The solution has a…

A: Molarity is defined as the number of moles of solute dissolved per liter volume of the solution. The…

Q: What is the concentration in molarity of an aqueous solution which contains 5.36% by mass ethylene…

A: The objective of this question is to calculate the molarity of an aqueous solution of ethylene…

Q: What is the total mass (in grams) of a solution that contains 22.5 grams of MgCl2 where the solution

A:

Q: What mass of NaCl is present in 50.0 mL of 1.05 M NaCl solution?

A: given : volume = 50.0 ml = 0.05 L Molarity = 1.05 M we have to find mass of NaCl ? Moles = Molarity…

Q: What mass of a concentrated solution of nitric acid (68.0% HNO3 by mass) is needed to prepare 400.0…

A: Given: Initial mass percentage of nitric acid = 68.0%Final mass percentage of nitric acid =…

Q: What is the concentration in molarity of an aqueous solution which contains 1.15% by mass acetone…

A: 1.15 % by mass , 100 g solution contains 1.15 g actone Moles of Acetone =1.15/58.08       = 0.0198…

Q: What is the concentration in molarity of an aqueous solution which contains 2.57% by mass acetone…

A: 2.57% by mass means 100g of solution contains 2.57g of acetone.

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

A:

Q: An 804. g solution of Kool-Aid contains 377. g of water. What is the mass percent of Kool-Aid mix in…

A:

Q: What is the molarity of a 7.4 % by mass Mg(NO3)2 solution? Assume the density of the solution is 1.0…

A:

Q: What is the mass percent of a solution prepared by dissolving 2.1 g of sodium bromide in water to a…

A: Given information, 2.1 g of sodium bromide in water to a total volume of 25.0 mL The density of…

Q: How would you prepare 69.0 g of an aqueous solution that is 5.00% potassium iodide, KI, by mass?…

A:

Q: 1. Calculate the mass (in grams) of magnesium chloride (MgCl) that would be needed to prepare 250 ml…

A: Given, Volume of the solution = 250 ml Density of the solution = 1.1 g/ml Solution percent = 20 %…

Q: If 483 g of water is added to 75 g of a 4.6-m NaCl solution, what is the mass percent of NaCl in the…

A: Total mass of the solution = mass of water + mass of NaCl solutionTotal mass of the solution = 483 g…

Q: What is the percent-by-mass concentration of NaCl in a solution that is prepared by adding 13.0 g of…

A: The percent by mass concentration is defined as the mass of solute dissolved in total mass of…

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: What is the concentration in molarity of an aqueous solution which contains 33.61% by mass ethanol…

A: Molarity of any solution is the ratio of moles of solute to the volume of solution in litres.

Q: What is the concentration in molarity of an aqueous solution which contains 33.41% by mass…

A: Recall the data, Percentage by mass of isopropanol=33.41 % MM=60.10 g mol-1 Density of the…

Q: What mass of a concentrated solution of nitric acid (68% HNO3 by mass) is needed to prepare 400 g of…

A: Percentage of solution can be determined by dividing the mass of the soluteby the mass of the…

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: What mass of a concentrated solution of nitric acid (68% HNO3) is needed to prepare 400.0 g of a 10%…

A: Percentage of any soution can be determined by using the formula :              %ge of solution=mass…

Q: What is the concentration in molarity of an aqueous solution which contains 5.41% by mass ethylene…

A:

Q: How many mL of a 5.02% copper(I) bromide solution contains 2.66 g copper(I) bromide?  The density of…

A: Mass percent :- The mass of solute present in 100 grams of solution is known as its mass percent .…

Q: 674 g of water is added to 18 g of a 2.2-m NaCl solution, what is the mass percent of NaCl in the…

A: The solution is as follows: