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: How many moles of ammonia are in 375. mL of a 2.25 M aqueous ammonia solution?

A: Given values are, Molarity= 2.25 M = 2.25 mol/L Volume of solution = 375 mL=0.375 L

Q: How many grams of lithium bromide (LiBr) must be added to 31.7 g of water to prepare a 21.3% (m/m)…

A: Mass Percentage is the simplest way of expressing the value of the concentration of an element…

Q: How much concentrated 18 M sulfuric acid is needed to prepare 250ml of a 6.0 M solution?

A: Dilution of the solution: When we dilute a concentrated solution with pure water, the mole of solute…

Q: What is the mass percent of a sodium phosphate solution prepared by dissolving 16.9 grams of solid…

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Q: How many grams of aluminum chloride are needed to prepare 553 mL of a 0.61 M solution?

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Q: How many grams of C13H18ClNO will be needed to prepare 50.0 mL of 2.30 x 10-2 M solution of…

A: Molarity = Number of moles / Volume in litre Number of moles = Molarity × Volume in litre Molarity =…

Q: How many grams of glucose (C6H12O6, 180.16 g/mol) would be required to prepare 2500.0 mL of a 0.265…

A: The volume of the solution is = 2500.0 mL The molarity of the solution is = 0.265 M The molar mass…

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 aluminum chloride are needed to prepare 539 mL of a 0.85 M solution?

A: Answer:- Firstly from the given molarity and the volume of the solution, moles are calculated. Then…

Q: 25 litres of a 1.0 M solution of bromine in dichloromethane. determine the volume of each liquid

A: Given: Concentration of bromine in solution = 1.0 M And volume of solution = 25 L.

Q: How many grams of NaOH is needed to prepare 750 ml of 2.5 M NaOH solution

A: Molarity:-  It is the number of moles f the solute dissolved per litre of the solution.   It is…

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: How many grams of potassium hydroxide would you use to prepare 2500 mL of a 1.40 M solution?

A: Introduction: Molarity (M): It is the amount the moles of a solute per liters of a solution.…

Q: Calculate the mass percent by volume of 341.6 g of glucose (C₆H₁₂O₆, MM = 180.2 g/mol) in 325 mL of…

A: We have to calculate the mass % by volume.

Q: Aqueous ammonia is commercially available at a concentration of 16.0 M. How much of the concentrated…

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Q: 1. Determine the mass (in grams) of sodium chloride needed to prepare a 500.0 mL of a 2.0 M…

A: Given data: Volume of solution = 500.0 mL Molarity of solution = 2.0 M

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: How many grams of potassium thiocyanate are required to make 3.4 mL of a 5.5 M solution?

A: Molarity = no. of moles /volume of solution(In L)  Number of moles = mass/molar mass  So, mass=…

Q: How many moles of ammonia are in 735. mL of a 4.25 M aqueous ammonia solution?

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Q: How many moles of K3PO4 are present in 343 mL of a 1.27 M of solution?

A: Moles of solute calculation using Molarity and Volume :

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: To prepare a 7.5% 25 mL NiCl2.6H2O solution, how many grams of nickel (II) chloride salt should be…

A: The mass of solute (in gram) present in 100mL of the solution is known as the m/v percent…

Q: How many grams of strontium nitrate, Sr(NO3)2, are needed to prepare 3.40 x 10^3 mL, of a 0.925 M…

A: The number of moles of solute to the volume of solution in (L) is known as molarity.

Q: How many moles of NaCl are required to make 250 mL of a 3.00 M solution?

A: The given information are recorded as shown below,

Q: The volume of a 6.0M stock solution do you need to dilute to prepare 350 ml of a 1.5 M solution?

A: Given :-  Initial concentration (M1) = 6.0 M  Final concentration (M2) = 1.5 M  Final volume (V2) =…

Q: Concentrated HBr is 48% HBr by mass and has a density of 1.50 g/mL.How many grams of concentrated…

A: Given: Concentration of final solution = 1.50 M Volume of final solution = 750 mL = 0.750 L…

Q: The density of an aqueous solution that is 17.1% potassium chlorate by mass is 1.152 g/mL. Calculate…

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Q: What volume of water do you need to yield a 1.5 M potassium chloride solution from dissolving 35.0 g…

A: Given:1.5 M potassium Chloride  Amount :35.0 g  Molarity=(weight/Molecular weight) x (1000/V(ml)…

Q: How many grams of solid potassium chloride KCl are needed to prepare 250 ml of a 1.50 M solution?

A: Applying molarity equation M =m/VL

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

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Q: How many grams of K2CO3 are needed to prepare 300 ml of 2.0 M of solution?

A: We will answer the first question since the exact one wasn't specified. Please submit a new question…

Q: How would you prepare 78.0 g of an aqueous solution that is 5.00% potassium iodide, Kl, by mass?

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Q: How would you prepare 72.5 g of an aqueous solution that is 5.00% potassium iodide, KI, by mass?

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Q: What is the molarity of a 12.0% by mass ammonium chloride aqueous solution? Density of the solution…

A: The molarity of a 12.0% by mass ammonium chloride aqueous solution is to be calculated

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: Calculate the mass/volume percent of a NaCl solution in which 190g of NaCl is dissolved in enough…

A: Given: Mass of NaCl=190g The molar mass of NaCl=58.44g volume of  solution=2.16L=2160ml

Q: What mass of H2SO4 would be required to prepare 750. mL of a 0.150 M H2SO4 solution?

A: Given, Molarity of H2SO4 solution = 0.150 M = 0.150 mol/L Volume of H2SO4 solution = 750. mL = 0.750…

Q: How many grams of NaCl should be added to 225 g of water to prepare a 7.52%(m/m) NaCl solution?

A: Given: The concentration of the NaCl solution in terms of mass %=7.52%. The mass of water taken to…

Q: To what volume (L) should 11.7 g of NaCl be diluted to prepare a 0.10 M NaCl solution?

A: Molarity(M) is the moles of solute per unit volume of the solution in liters. It's unit is mol/L…

Q: How many grams of sodium chloride are needed to prepare 945 mL of a 0.016 M NaCl solution?

A: Consider the given information is as follows; Volume of the solution = 945 mL = 0.945 L…

Q: How many moles of NaOH are present in 25.00 mL of 0.500 M NaOH solution?

A: Given, the volume of solution =25.00 mL= 0.025 Lconcentration of NaOH solution =0.500 Mwe are asked…

Q: What mass of calcium chloride dihydrate, CaCl2•2H2O is required to prepare 100.0 mL of a 0.212 M…

A: Molarity (M) :-  The number of moles of solute dissolved in one litre of solution is defined as…

Q: What is the concentration, in mass percent, of a solution prepared from 45.0 g NaCl and 150.0 g of…

A: Mass percent is determined as mass of a substance upon total mass of the mixture multiplied by 100…

Q: What mass of NaCl is needed to prepare 100.0 mL of 0.500 M NaCl solution?

A: Molarity is a term which is mainly utilized to explain solute's moles which are available in 1 L  (1…

Q: Calculate the volume percent of 491 mL of acetone in enough water to give 1.39×103 mL of solution.

A: Volume percent is the ratio of volume of compound divide by volume of solution and multiplying the…

Q: How many grams of calcium bromide are contained in 1.12 L of a 0.618 M calcium bromide solution?

A: Given that:  Molarity of calcium bromide(CaBr2) solution = 0.618M = 0.618mol/L Volume of Solution =…

Q: What volume of 2.0 M NaCl solution can be made from .75 moles of NaCl?

A: Here, we have to find the volume of 2.0 M NaCl solution that can be made from 0.75 moles of NaCl.

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

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Q: The molecular weight of NaOH  is 40. How many grams of NaOH pellets are needed to make 250 mL of…

A: Normality is the gram equivalent weight of solute per Liter of solution. It is the unit of…

Q: How would you prepare 69.5 g of an aqueous solution that is 5.00% potassium iodide, KI, by mass?…

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