What masses of KBr and water are needed to produce 300 grams of a solution that is 3.00% by mass?

Q: Determine the amount in grams of KCI that exists in 20.3 gof a solution that contains 1.14 % KCI by…

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Q: An aqueous solution is 3.50% by mass HCl, and has a density of 1.02g/mL. What is the molarity of HCl…

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Q: Mass of ethanol (solute) = 150. g Mass of solution = 978 g What is the mass of the solvent? [?] g…

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Q: In 33 g of a 4.6% by mass solution of CaSO4: (a) how many grams of solute are present? (b) how…

A: Given, mass percent of a solution=4.6 %mass of solution =33 gwe are asked to calculate, mass of…

Q: A 75.9 g mass of KOH was dissolved in enough water to make a total volume of 750.0 mL of solution.…

A: The question is about to calculate the Molarity when 75.9 g of KOH is dissolved in enough water to…

Q: How many grams of KBr must be dissolved to produce exactly 100 mL of a 0.336 M solution?

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Q: An aqueous solution is 3.50% by mass potassium bromide, KBr, and has a density of 1.02 g/mL.The…

A: The molarity of potassium bromide in the solution is calculated in step two.

Q: Calculate the molarity of the following solution: 75.5 grams of M8SO4 dissolved to make 535 ml of…

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

Q: How many grams Na2WO4 (sodium tungstate) should be weighed out to prepare 500 mL of a 0.200 M…

A: By using the formula of Molarity we can solve this problem.

Q: What weight of sodium carbonate needed to prepare exactly 750 ml. of 0.105N solution.

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

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Q: To what volume should you dilute 25 mL of a 10.0 M H2SO4 solution to obtain a 0.150 M H2SO4…

A: The given problem relates to the dilution of stock solution, so we can use stoichiometric relation…

Q: Consider a solution of glucose in water that is 5.25% by mass glucose. Calculate the indicated…

A: mass percent formula is used to determine the strength of solution using mass of solute and solvent.…

Q: How many grams of NaOH (molar mass is 39.998 g)must be used to prepare 753. mL of 2.80 M solution ?

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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: A solution contains 25% by mass of HCl and a density of 1.08 g / ml. Which is the mass of water…

A: The concentration of the given HCl solution is given as - HCl = 25%  (w/w) Density of the solution =…

Q: An aqueous solution of 87 KOH is dissolved in 600 grams of solution. What is the concentration of…

A: Given: Mass of KOH=87 g Mass of the solution=600 g Concentration ( Percentage by Mass) is the mass…

Q: How many grams of KNO3 are required to prepare 250 mL of a 0.700 M solution?

A: molarity is defined as no of moles of solute devided by volume of solution in liter .

Q: What volume of a 6.0 M solution do you need to dilute to prepare 250 ml of a 1.5 M solution?

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Q: 2. The volume of a 2.25 M solution of sodium permanganate that coins 4.00 moles of solute would be

A: Molarity is a concentration term which is defined as the number of moles of solutes dissolved per…

Q: The molarity of a solution prepared by dissolving 0.0731 moles Kl in 325 mL of solution

A: Given moles of KI (solute) = 0.0731 moles Volume of solution = 325 ml

Q: solution when 85 mL of ethanol is diluted to a volume of 250 mL with water? Calculating Percent by…

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Q: The percent by mass of ethanol (MM=46.07g/mol) in an aqueous solution is 12.3%. What is the morality…

A: Given The percent by mass is 12.3% molar mass of ethanol = 46.07 g/mol

Q: How many grams of KNO3 are there in 198 grams of an aqueous solution that is 11.2 % by weight KNO3?

A: Mass percentage of solute = mass of solute ( KNO3) ×100mass of solution  11.2 = mass of solute(…

Q: How many moles of solute particles are present in 1 L (exact) of aqueous 5.80 M KBr? 580 mol of…

A: Given that: Molarity of Potassium bromide solution = 5.80 M Volume of Potassium bromide solution = 1…

Q: What volume of a 0.415 M solution contains 0.500 mol of solute?

A: The volume of the solution containing 0.500 mol of solute is calculated as shown below where C is…

Q: solution would be required to neutralize

A: According to the question,  The neutralize reaction is given below – HCl(aq) + NaOH(aq) → NaCl(aq) +…

Q: 2. What volume of 7.55 M HCl solution must be diluted to prepare 4550 ml of 0.380 M HCI?

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Q: A mass of 48.1 g of a certain compound X (molar mass = 58.0 g/mol) is dissolved in water to make 251…

A: Since we know that molarity of solution is define as the number of mole of solute dissolve per liter…

Q: 2. 2.01g of NaBr dissolves in 10.0 mL aqueous solution for an overall mass of 11.33g. a. What is the…

A: 2.Given that  Mass of NaBr dissolved m = 2.01 g Overall mass of NaBr solution = 11.33 g Volume of…

Q: What mass of  is contained in 150.0 mL of a 0.340 M sodium hydroxide solution? Mass =  g

A: Molarity of the sodium hydroxide solution is 0.340 M. Volume of the sodium hydroxide solution is 150…

Q: What volume of 7.55 M HCl solution must be diluted to prepare 4550 mL of 0.380 M HCl?

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Q: How many mL of concentrated H,SO, (FW = 98.1 g/mol, 94%, d = 1.831 g/mL) are required to prepare 1 L…

A: The molarity is an important method to find out the concentration of a solution. It is generally…

Q: An aqueous solution is 40.0% by mass hydroch

A: Molality is used for calculation of concentration like molarity but in molality it is the number of…

Q: An aqueous magnesium chloride solution is made by dissolving 6.14 moles of MgCl, in sufficient water…

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Q: How many grams of solute are needed to make 5.00 × 102 mL of 0.445 M CH3OH?

A: Given,Molarity = 0.445 MVolume = 5.00 x 102 mL

Q: . To what volume should you dilute 75 mL of a 10.0 M H,SO4 solution to obtain a 1.75 M H,SO4…

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Q: How many moles of solute particles are present in 1 mL (exact) of aqueous 0.670 M CuSO4?

A: Given that, molarity of  CuSO4 solution =  0.670 mol/L Volume of solution = 1 mL = 1 x 10-3 L (Note…

Q: A solution of heparin sodium, an anticoagulant for blood, contains 1.8 g of heparin sodium dissolved…

A: Mass/volume percent concentration is one of the quantity used to express concentration. Formula for…

Q: What volume of 3.25 mol/al stock solution is needed to make 2.5L of 1.50 mol/L solution?

A: Given: Stock solution concentration = 3.25 mol/L. Final solution concentration = 1.50 mol/L. And…

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: A solution is created by dissolving 10.0 grams of ammonium chloride in enough water to make 355 mL…

A: Given,Mass of ammonium chloride (NH4Cl) in the solution = 10.0 gThe moles of ammonium chloride…

Q: How many grams of NaI are in 112 mL of a 0.528 M NaI solution?

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Q: What mass of 5.0% by weight NaCl solution is necessary to yield 3.2 g NaCl?

A: The concentration of a solution can be defined as the number of moles in per litre of the solution…

Q: What mass of KCl is dissolved in 250 ml of  a solution that is 4.00% by mass/volume?

A: Given information,    KCl is dissolved in 250 ml of  a solution that is 4.00% by mass/volume

Q: What mass (in grams) of solid NaOH (molar mass = 40.0) is needed to prepare 600. mL of a 0.10 M…

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Q: How many g of solute are needed to prepare the following solution?

A: %w/w = (mass of solute/mass of solution) × 100%  w/w % or m/m % is the percent by mass

Q: 50.6 g of sodium chloride is placed into enough water to make 600 mL of solution. 25.0 mL of this…

A: Mass of solute, sodium chloride is = 50.6 g The volume of solution is = 600 mL The molarity of the…