To what volume should you dilute 125 mL of an 8.00 M CuCl2 solution so that 50.0 mL of the diluted solution contains 5.90 g CuCl2? Use mL as your unit with no space between the number and unit.

Q: The solution was prepared by adding 150 g of sodium hydroxide to 150 g of water, giving a total…

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

Q: 2. What mass of NaCl is needed to prepare 30.0% by mass of 500g solution of NaCl? Solution: 30.0% by…

A:

Q: Consider the following: you mix 9.90 mL of CHC13 (d = 1.492 g/mL) and 5.20 mL of CHBr3 (d = 2.890…

A: total volume = 9.90 + 5.20= 15.10 mL mass of CHCl3 = 1.492 x 9.90 = 14.77 g mass of CHBr3 = 2.890 x…

Q: what masses of solute and solvent are present?

A: Number of moles = Molarity × Volume(L)  Molar mass of LiCl = 42.394 g/mol  Solution = solute +…

Q: One brand of laundry bleach is an aqueous solution containing 4.00% sodium hypochlorite (NaOCI) by…

A: Molarity is defined as a number of moles of solute dissolved in one liter of solution.…

Q: You dilute 35.00 mL of 1.12 M K₂SO₄ to a volume of 250.00 mL of pure water. What is the…

A: In chemistry, the term concentration is used to define the amount solute in given amount of…

Q: What is the molarity of an aqueous solution prepared by adding 36.4g of barium chloride (208.23…

A:

Q: An ethanol solution has a density of 0.8724 g/mL and contains 68.00% ethanol (CH3CH2OH) by mass.…

A: Assuming we have 100 mL i.e 0.1 L of solution  Given : % by mass of of ethanol = 68 %  and density…

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

A: Given,97.0% NaOH by massDensity= 1.109 g/mL

Q: What volume of a 0.550 M solution of potassium hydroxide can be made with 18.3 g of potassium…

A: Formula used:  Mole = weight/ Molar weight Molarity = no of Mole / volume in L  Given that  Weight…

Q: You have a solution which is 45.6% by mass isopropyl alcohol (MM = 60.11 g/mol) in water. The…

A:

Q: You have a solution which is 43.9% by mass isopropyl alcohol (MM = 60.11 g/mol) in water. The…

A:

Q: A lab technician prepares a 1.8M aqueous solution of copper (II) sulphate (CuSO4). The density of…

A: Number of moles of  CuSO4 in 1 L of solution = Molarity = 1.8  Mass of solution = Volume x density =…

Q: What is the molarity of this solution? [Mg = 24.305 g/mol]

A: The solution to the given problem is as follows:

Q: If 0.084 mol of NaCl was added to 99.29 mL of H2O, what would be the concentration of the resulting…

A: The question is based on the concept of solutions. we have to calculate concentration of the given…

Q: An ethanol-water solution has been prepared by dissolving 10 mL of ethanol (d=0.789 g/mol) in a…

A: Given:- Volume of ethanol = 10 mL Density of ethanol = 0.789gml Volume of solution = 100 mL Density…

Q: What volume of a 1.63 mass % solution of Mg(NO3)2 is needed to contain 0.316 grams of Mg(NO3)2. The…

A:

Q: Consider a 3.00 M CH3OH solution. What volume of this solution, in ml, is needed to provide 0.202 g…

A: Given that : Molarity of CH3OH = 3.0 M Mass of CH3OH = 0.202 g Molar mass of CH3OH = 32.042 g/mol…

Q: A given solution is prepared by pouring 23.998 g NaOH into 200.0 mL water. (use correct number of…

A:

Q: What is the percent by mass of a solution made by dissolving 55.0 g RbCl in 345 g water?    What is…

A:

Q: student adds 6.00 g of a solid to 30.0 mL of water. The solid has a molar mass of 72.0 g/mol. What…

A: MW of solid is given, 72 g/mol Moles=672=0.0833 mol Volume of solution = 30 mL = 0.03 L

Q: For convenience, one form of sodium hydroxide that is sold commercially is the saturated solution.…

A: Concentration of the stock solution of sodium hydroxide saturated solution is given as 19.4 M.…

Q: One brand of laundry bleach is an aqueous solution 4.55 % NaOCl by mass. What is the molarity of…

A:

Q: The solubility of potassium nitrate is 155 g per 100 g of water at 75°C and 38.0 g at 25°C. What…

A:

Q: How many grams of MgCl2 (MM= 95.211 g/mol) is needed to prepare 100.0 mL of a 1.61 m MgCl2 solution?…

A: The mass of MgCl2 needs to be dissolved= 0.1814×95.211 = 17.2758 g.

Q: You dilute 25.00 mL of 0.725 M NaCl with 145.00 mL of pure water. What is the concentration of NaCl…

A:

Q: 2) An aqueous solution is 3.0 M hydrochloric acid and has a density of 1.1 g/mL. How many mmol of…

A:

Q: If you dissolve 27 g of sugar into 155 mL of water, what can youconclude about the mass and volume…

A: Density of a substance is equal to the mass of solution divided by its volume. Write the expression…

Q: What is the concentration in molarity of an aqueous solution which contains 26.61% by mass ethylene…

A:

Q: Suppose we want to express the concentration of a 0.396m glucose (CeH;2O6) solution in molarity.…

A: Molar mass is the mass expressed in grams of 1 mole of a substance. It is specific for a given…

Q: A 125-ml sample of an 8.9 M NaCl solution is diluted to 3.0 L. What volume of the diluted solution…

A: Formula,  M1.V1 = M2. V2

Q: 1.50 g of NaCl (molar mass = 58.5 g/mol) is dissolved in 100.0 mL of water. What is the molarity of…

A:

Q: According to the label on a bottle of concentrated hydrochloric acid, the contents are 36.0% HCl by…

A: By considering the total mass of the solution be 100 g. The amount (m) of HCl present is 36.0 g. The…