Identify the piece(s) of glassware you will need to accurately and precisely prepare  250.00 mL  of a  0.100 M NaCl  solution from a  2.50 M NaCl  stock solution. The stock solution is stored in a 1 L bottle.

Q: Calculate the molarity of a solution 2.40 g of sodium chloride(NaCl) in 40.0 mL of solution. (Molar…

A: Molarity can be defined as the moles of a solute per liter of. It is denoted by the letter M.…

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

A: Given that: NaOCl solution = 4% by mass (4 g NaOCl/100 g solution) x (1 mol NaOCl/  74.44 g NaOCl) =…

Q: What volume (mL) of a 0.0833 M CuSO4 x 5 H2O solution is needed to prepare 250.00 mL of a 0.00422 M…

A: Since the moles of CuSO4X5H2O should be same in both the solutions as we are taking CuSO4X5H2O from…

Q: Determine the volume of 53.2% (m/v) NaCl stock solution required to prepare 856 mL of a 2.25 M NaCl…

A: The concentration of the stock solution is = 53.2 % (m/v) The volume of the dilute solution = 856 mL…

Q: A 10 % solution of NaCl means that in 100 grams of solution there is? a. 5.85 g NaCl b. 58.5 g…

A: A multiple choice question based on percentage of solution, which is to be accomplished.

Q: A student wishes to prepare 125-mL of a 0.172 M nickel(II) sulfate solution using solid nickel(II)…

A: Given information, Volume of solution = 125 mL Concentration of the solution = 0.172 M   Molarity of…

Q: A 1.00 L NaCl stock solution has a molarity equal to 0.5 M, what is the final concentration when 200…

A:

Q: You have 450 mL of a 0.125 M HCI solution and you want to dilute it to exactly 0.100 M How much mL…

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

Q: e molarity of a 9.00% by mass ammonium chloride aqueous solution at 20 celsius? Density of the…

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

Q: You wish to make a 0.395 M hydrochloric acid solution from a stock solution of 6.00 M hydrochloric…

A: Given: Initial concentration of HCl (M1) = 6.00 M Final concentration of HCl after dilution (M2) =…

Q: What volume of a 12.0 M HNO3 solution should you use to make 850.0 mL of a 0.250 M HNO3 solution?…

A: Molarity of solution , M1 = 12.0M Volume of solution, V1 = ? Molarity of solution , M2 = 0.250M…

Q: What volume, in mL, of a 0.35 M Mg(NO3)2 aqueous solution contains 87 g of Mg(NO3)2?

A: Definition of Molarity is, Molarity is the number of moles of solute dissolve in one litre of the…

Q: 3. Determine the concentration of a diluted solution of sodium chloride that was prepared by…

A:

Q: 4.42 mL of a dark blue solution with a dye concentration of 15.18 %m/v is diluted to a total volume…

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

Q: If a chemist wishes to dilute a 1.000 x 103 mg/L stock solution to prepare 5.000 x 102 mL of a…

A:

Q: In order to prepare 10% 100 mL of HCl solution from 37% HCl solution, how many mL of concentrated…

A: For Concentrated HCl solution : Concentration, C1 = 37 % Volume, V1 =? For New HCl solution :…

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

A: We are required to find out the volume to which 150.0 mL of 6.00 M of Iron(II) bromide solution is…

Q: Calculate the normality of 12.5 g of potassium permanganate (KMnO4) in 475 mL solution

A: The number, n = 5 for KMnO4 as it accepts 5 electrons to become Mn2+

Q: mass/volume

A: During the dilution , the number of moles remains constant and only concentration changes during the…

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

A: Given  Molarity of solution ( M ) = 0.250 mole/Liter  Mass of MgCl2  = 5.56 gram  Volume  = ?  Molar…

Q: A student is asked to prepare 250 mL of a 0.0104 M NaCl solution. The student found a stock bottle…

A: Given: A student has to prepare 250 mL of 0.0104 M NaCl solution using 34.7 mL of 0.0723 M NaCl…

Q: What is the volume of a 2.34 M NaOH solution needed to make 150.0 mL of a 0.800 M NaOH solution

A:

Q: At your next lab assignment, you are instructed to prepare 250 mL of 0.500 mol/L HCl by dilution of…

A:

Q: Commercial hydrochloric acid (HCl) has a concentration of 12.1 M. What volume of the commercial HCl…

A: Since we know the final volume and concentration of the HCl solution as 250 ml and 3 M Hence final…

Q: You need to prepare 343 mL of a 5.00 x 10 M CuSO4 solution from a 7 M stock solution. How much…

A:

Q: Describe how you would prepare 50 mL of a 5 mM NaCl solution from a 1 M NaCl stock.

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Q: a chemist wants to make 5.5l of a 0.300 M CaCl2 solution. What mass of CaCl2 (in g)  should the…

A: Given: Volume of solution = 5.5 L And concentration of CaCl2 = 0.300 M

Q: Calculation of the amount of stock solution needed to prepare 100 mL of 0.1 M of sugar solution.

A:

Q: Help

A: Given, Initial molarity of stock solution, M1 = 2.50 M Final molarity of the solution, M2 = 1.25 M…

Q: Calculate the percent mass per volume, % (m/v), of a dextrose solution containing 7.00 g of dextrose…

A: A dextrose solution containing 7.00 g of dextrose in 3.00 × 102 mL of solution .We have to…

Q: What laboratory equipment do you need to prepare 250 mL of a 0.010 M solution of NaCl from a stock…

A: The molarity of a solution is used to define the concentration of solute in that solution. The…

Q: Describe how you would make a 500.0ml sample of 2.00 M KBr solution. You have access to solid KBr, a…

A:

Q: How many milliliters of a 0.900% (m/v) normal saline solution can be prepared from 2.00 g of sodium…

A: Percentage (mass/volume) can be defined as the weight of solute in g per volume of solution in mL,…

Q: What volume (mL) of a 15% (m/v) NaOH solution contains 120 g NaOH?

A: 15% (m/v) NaOH solution We have to find volume (mL) of a 15% (m/v) NaOH solution contains 120 g…

Q: You wish to make a 0.397 M nitric acid solution from a stock solution of 6.00 M nitric acid. How…

A: With data's given  We are calculating total volume by using dilution formula as follows

Q: How many grams of dextrose are needed to make 675 mL675 mL of a 26.0% (w/v)26.0% (w/v) dextrose…

A:

Q: What is the mass % of isopropanol in a 2.13 M solution of isopropanol (MM = 60.10 g/mol) in water?…

A: Given :- Molar concentration of isopropanol solution = 2.13 M  Density of solution = 0.899 g/mL…

Q: what is the mass % of isopropanol in a 2.53 M solution of isopropanol (MM=60.10 g/mol) in water? The…

A: The term mass percentage is a method to represent the concentration of the elements in a given…

Q: Concentrated hydrochloric acid is usually available at a concentration of 37.7 percent by mass. What…

A:

Q: A student filled up a 50 mL volumetric flask to the mark with a solution and poured it into a…

A: Given: A student filled up a 50 mL volumetric flask to the mark with a solution and poured it into a…

Q: What is the mass in grams of KBr in 0.400 L of a 0.350 M solution

A: Molarity = moles / volume moles = Molarity x volume            = 0.35 × 0.400 L moles = 0.14 moles…

Q: stuons. applic Observe the use of significant figures for calculations and indicate the appropriate…

A: Molarity is defined as ratio of number of moles to that of volume of solution (L).

Q: The volume of a 1.00 M HCl solution must be diluted to obtain 200 mL of a 0.250 M HC1 solution is…

A: The Volume of 1.00 M HCl solution after dilution can be calculated as follows: M1V1 = M2V2

Q: Assuming the volume of a pink freezer pop solution is 30.0 ml and the concentration of red pop is…

A: Given,  Volume = 30 ml                 = 30×10-3L = 0.03L Concentration of red pop = 3.03g/L To find…

Q: What volume (mL) is required from a stock solution of 1.98 M KNO3 to prepare a 750 mL solution of…

A: The correct option is:

Q: How many milliliters of 10.0 M HC1(aq) are needed to prepare 580.0 mL of 1.00 M HCI(aq)? % = ml

A:

Q: 25.8 mL of a 5.3 % v/v solution of calcium nitrate is used to prepare a solution with a total volume…

A: % v/v = volume of solutevolume of solution x 100 Given that,  5.3% of v/v solution will contain 5.3…

Q: You are asked to prepare 52 mL of a diluted solution that contains 5 g CuCl2, to what volume should…

A:

Q: Calculate the percent mass per volume, % (m/v), of a dextrose solution containing 8.00 g8.00 g of…

A: Mass per volume percentage concentration is defined as the mass of the substance in grams dissolved…