Calculate the mass (in grams) of magnesium chloride (MgCl2)that would be needed to prepare 150 mL of a 20% by mass aqueous solution of salt. the density of the solution is 1.1 g/mL.

Q: To what volume should you dilute 150.0 ml of an aqueous 6.00 M iron (II) bromide solution so that…

A: molar mass of FeBr2=215.65g/mole mass of solute given =5.35g using molarity formula calculate the…

Q: Calculate the mass of glucose (C6 H12 O6) in a 135 mL sample of a 1.14 M glucose solution.

A:

Q: The concentration of the aqueous sucrose (C 12 H 2 O 11 )solution is 2.00% by mass. What is molarity…

A:

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: How many grams of Na, CO, are present in 26.4 mL of a solution that is 38.0% Na, CO, by mass? The…

A: Given: Density of solution = 1.12 g/mL. Volume of solution = 26.4 mL. And mass percent of Na2CO3 =…

Q: Calculate the mass of potassium permanganate present in 500.0 mL of a 0.100 N solution.

A: Step : 1             Calculate the mass of potassium permanganate.

Q: What are the normality and molarity of a solution prepared by dissolving 8.050g Ba(0H)2 · 8H,0 in…

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

Q: How many grams of NaCl are needed to prepare 14 mL of a 0.36 M NaCI (aq) solution?

A:

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 many moles of CaCl2 are present in 10.0 mL of 0.600 M CaCl2 solution?

A: Given: Volume =10mL=0.01 L Molarity of solution=0.600M Moarity=no of moles of solutevolume of…

Q: What is the new mass/volume (m/v)% of a KOH solution that is prepared by diluting 115 mL of a 6.3 %…

A: Given that: Initial concentration of KOH solution C1 = 6.3%(m/v)  V1 = 115ml Final volume (V2) =…

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

A:

Q: Calculate the molarity of a solution formed by adding enough water to 10.00 g of ammonium phosphate,…

A:

Q: What is the mass % of ethylene glycol in a 1.89 M solution of ethylene glycol (MM = 62.07 g/mol) in…

A:

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: What is the molarity of an aqueous solution prepared by adding 36.5g of barium chloride (208.23…

A: Number of moles of barium chloride in solution = given mass / molar mass = 36.5 g / 208.23 g/mol =…

Q: What is the mass percent concentration of a solution prepared by dissolving 12.5 g of NaCl in 155 g…

A: Given,  Mass of NaCl in solution = 12.5 g  Mass of water = 155 g  Mass percent concentration of…

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: How many moles of NaCl would you need to prepare 400mL of a 1.20 M solution of sodium chloride?

A: Molarity = moles / volume of solution in liters  1 ml = 10-3 L Molarity = mole/liters (unit…

Q: 145

A: Given: Weight of potassium dichromate =16.4 g Volume of Solution = 145 ml

Q: Calculate the mass of solid sodium salicylate is needed to prepare 100.0 mL of 1.00 × 10−2 M sodium…

A: The molarity of the solution is defined by the number of moles of solute present in one liter of…

Q: What mass of glucose, C,H,0,, is necessary to prepare 2.50 × 10² mL of a 1.00 M aqueous solution? 12…

A: Solution :      The molarity of the solution is defined as the number of moles of solute dissolved…

Q: You wish to prepare a solution that is 12% sodium chloride by mass (m/v%). How much sodium chloride…

A: For preparation of particular solution, the weight of solute and volume of solution must be known.…

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 water, in grams, is needed to prepare a 10.00% m/m solution of CaCl2 from a 5.75 g mass…

A:

Q: Normal saline solution that is used to dissolve drugs for intravenous use is 0.92%(m/v) NaCl in…

A: Mass/volume percent %m/v is one of the concentration terms that indicates the volume of solute…

Q: What mass of Na2SO4 is required to prepare 400. mL of 1.50 M Na2SO4 solution?

A:

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

A:

Q: Calculate the mass of NaOH pallets in grams needed to prepare 50 mL of 0.25 M NaOH solution. The…

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

A:

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

A:

Q: How many grams of are present in the attached question

A: The given data contains, Volume = 320 ml Molarity =7.5×10-3M.

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: The density of a 20.0% by mass ethylene glycol (C2H6O2) solution in water is 1.03 g/mL. Find the…

A: Molarity can be defined as the number of moles of solute per liter of the solution That is,…

Q: calculate the molarity. 24.5 g of sulfuric acid, H2SO4, dissolved in 255 cm3 of water.

A: Molarity of a solution can be defined as the number of moles of solute dissolved per litre of…

Q: A molecule of sucrose has a molecular weight of 342 Daltons. How many grams of sucrose would be…

A:

Q: How many moles of potassium bicarbonate, KHCO3, are present in 75.0 mL of a 0.750 M potassium…

A: molarity is calculated by number of moles of solute dissolved in one liter of solution.…

Q: Calculate the mass of KI in grams required to prepare 5.00 x 104 mL of a 3.0 M solution.

A: Given,Mass of KI = ?Volume of KI = 5.00 *102mLMolarity of KI = 3.0M

Q: An aqueous solution of hydrochloric acid, HCl has a concentration of 7.21 M and a density of…

A: The ratio of mass of particular compound to the mass of solution multiply by 100 is known as percent…

Q: calculate the volume percent of the solute in 555 mL of ethyl alcohol in enough water to give 1375…

A: Volume percent is given by:  (Volume of solute ÷ Volume of solution) × 100% Here Ethyl alcohol is…

Q: Percent by volume (% v/v) of a substance is a term that represents the concentration of the…

A: In this case, we can use the equation of dilution. That is, C1V1 = C2V2 Where, C1 = concentration of…

Q: Describe how you would prepare 145g of an aqueous solution that is 2.50% KI by mass?

A: Mass percentage of substance is one of the ways to express composition of solution. Mass percentage…

Q: Calculate the mass percent by volume of 130.6 g of glucose (C₆H₁₂O₆, MM = 180.2 g/mol) in 325 mL of…

A: Mass of glucose = 130.6 gVolume of solution = 25 mlMas/Volume Percentage = Mass of solute…

Q: Calculate the mass % of a solution of KCl prepared by dissolving 12.75 g KCl in 54 g H2O?

A: Given :  Mass of water = 54 g  Mass of KCl = 12.75 g  To calculate :  mass % of  solution

Q: Calculate the volume of 0.250 M solution made by dissolving 5.56g of solid magnesium chloride in…

A: Molarity   is the number of moles of solute dissolved in per litre of the solution.  Solution is…

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

A:

Q: Calculate the molarity of a solution that contains 9.0 grams of (COOH)2 in 1500 ml of solution

A: Given :-  mass of (COOH)2 = 9.0 g  volume of solution = 1500 mL or 1.5 L  To calculate :-  molarity…