4.42 mL of a dark blue solution with a dye concentration of 15.18 %m/v is diluted to a total volume of 105. mL. What is the new concentration of the solution in units of %m/v?

Q: 1. How many grams of NaCl are required to prepare 100 mL of a solution of 1 M NaCl

A: Applying formula of molarity M = n/Vin leter

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, in mL, of 2.52 M HCl is required to prepare 176.5 mL of a 0.449 M HCl solution?

A: Given: M1= 0.449 M M2= 2,52 M V1= 176.5 mL V2= ?

Q: What is the molarity of a solution in which 10.8 grams of magnesium chloride is dissolved in enough…

A: Molarity is the concentration of solution which expressed the number of moles of solute present per…

Q: An aqueous solution of potassium sulfate, K2SO4 , is made by dissolving 15.1 grams of potassium…

A: Given: Mass of K2SO4 = 15.1 g. And volume of solution filled = 250 mL = 0.250 L…

Q: Physiological saline is used for intravenous infusions (IVs) and is 0.155 M NaCl. To prepare 2…

A:

Q: A dose of Brand X cough syrup has a mass of 32.0 g and contains 0.850 g acetaminophen. What is the…

A:

Q: How many milliliters of water should a chemist add if they want to prepare an 0.200 aqueous solution…

A: The number of moles for a given chemical species refers to the ratio of mass of the species to that…

Q: If I make a solution by adding water to 35 mL of methanol (CH,OH) until the final volume of the…

A:

Q: calculate the concentration of dye in the resulting mixture in units of mg of dye / L of solution.

A: Given :-  initial concentration of food dye solution = 45.1 mg of dye / L of solution  initial…

Q: A sample of pure acetyl salicylic acid had a mass of 0.268 grams. It was dissolved in NaOH and…

A: Concentration of aspirin is expressed in term of molarity. Molarity is the number of moles of solute…

Q: What is the molarity (M) of a hydrochloric acid solution containing 12.00 g in 1.000 Liter of…

A: Molarity is defined as “the number of moles of solute present in per litre of solution”. It is…

Q: What is the molarity of an NaI solution that contains 7.7 g of NaI in 36.0 mL of solution?

A: Given Data: Amount of NaI =7.7 g Volume of solution = 36.0 mL To determine: Molarity of NaI Solution

Q: How many milligrams per liter are equivalent to a 1.2% solution of a substance in water?

A: The answer is given below-

Q: A 12.5 mL portion of a base solution of an element from Group 2A is diluted to 500 mL, and the…

A: Initial volume of base solution (of elements group 2A ) = 12.5 ml  New Volume of base solution = 500…

Q: An aqueous solution is 6.00 % methanol CH3OH by mass with a density = 0.988 g/mL. What is the…

A: The molarity is the concentration term defined as the number of moles of solute present per liter of…

Q: An aqueous solution of manganese (II) iodide,MnI2,is made by dissolving 21.1 grams of manganese(II)…

A: Weight/Volume percentage = it tells about amount of solute present per 100 mL of solutionWeight of…

Q: How many liters of a 7.0 % (m/v) glucose solution would you need to obtain 75 g of glucose? Express…

A: Since % m/v is defined as % m/v = mass of solute X 100 / volume of solution  Since solute here is…

Q: A 20% by mass solution of phosphoric acid (H3PO4) in water has a density of 1.114 g/ml at 20 C. What…

A:

Q: In the laboratory you dessolve 22.3g of iron (III) fluoride in a volumetric flask and add water to a…

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

Q: 1) KOH and NaOH are dissolved in water to form a 2.48 molar solution. If 42.9 g of NaOH are used and…

A:

Q: 1071 g of glucose is dissolved in a solution with 0.43 M concentration. What is the volume is the…

A:

Q: 69.0 mL of 2.0 M Sr(OH)2 are mixed with 31.0 mL of 1.8 N Sr(OH)2 . What is the normality of the…

A: Given Sample 1 : Molarity of Sr(OH)2 = 2.0 M , volume = 69 ml Sample 2 : Normality of Sr(OH)2 = 1.8…

Q: What is the molarity of an 85.0-mL ethanol (C2H5OH) solution containing 1.77 g of ethanol?   What…

A: The answers to both questions are given as:

Q: 2.31 grams of KNO3 are dissolved in 4.15 g of H2O. What is the concentration of the solution in…

A: 2.31 grams of KNO3 are dissolved in 4.15 g of H2O. We will calculate the concentration of the…

Q: What is the molarity of sodium chloride in solution that is 13.0% by mass sodium chloride and that…

A: Determination is the molarity of sodium chloride: Given: Mass of sodium chloride is = Density…

Q: What is the concentration of the solution in percent by mass when 140 grams of KCl is dissolved in…

A: Mass/volume % concentration is calculated as mv% =mass of solutevolume of solution×100% Molarity of…

Q: The protocol for a given lab experiment specifies that you should prepare a diluted solution by…

A: Dilution is a important part for carrying out a lab experiment. In a lab experiment various types of…

Q: What is the molarity of a 15mol NaOH solution with a total volume of 123 mL?

A:

Q: what is the mass % of each component in the mixture?

A: Given :- mass of sugar = 2.00 g                mass of salt = 3.00 g               mass of solution…

Q: mass fraction of the dissolved substance in the solution (%

A: This can be solved by mass percentage formula which is explained below.

Q: A 15.00 % by mass solution of lactose (C12H22O11, 342.30 g/mol) in water has a density of 1.0602…

A:

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: In the laboratory you dissolve 16.0 g of silver fluoride in a volumetric flask and add water to…

A: First, the given grams of silver fluoride is converted into moles.

Q: 3. If a researcher starts with 3.00 mL of a 4.50 mg/mL protein solution and adds 10.0 mL of water,…

A:

Q: A student dissolved 4.52g of Mg(NO3) 2(s) in enough water to make 400ml of solution. What is the…

A: Given, mass of Mg(NO3)2 = 4.52 g Volume of the solution = 400 mL = 0.4 L Concentration of the…

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: A student uses a pipette to dilute 1.00 mL of a standard iron solution to 50.0 mL. If the µg what…

A:

Q: Suppose 1.73g of barium nitrate is dissolved in 100.mL of a 63.0mM aqueous solution of sodium…

A: Stoichiometry is mainly based on the calculation of moles and molarity. These two values are used to…

Q: How many milliliters of a 0.900%0.900% (m/v) normal saline solution can be prepared from 3.003.00 g…

A: % m/v = mass of solute in gvolume of solution in mLx 100

Q: Isotonic saline solution has a mass % NaCl concentration of 0.900 %. Assuming its density is 1.00…

A: Given, Density of isotonic solution = 1.00 g/ml Mass percent of NaCl = 0.900 % 0.9 % means 0.9 g of…

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: In the laboratory you dilute 2.56 mL of a concentrated 12.0 M hydrochloric acid solution to a total…

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

Q: A diluted solution of sulfuric acis , H2SO4, has a density of 1.523 g/mL. The solution contains 50.0…

A:

Q: An aqueous solution of acetone is made by transferring 6.86 mL of liquor acetone to a 100 mL…

A:

Q: A sample of pure acetyl salicylic acid had a mass of 0.268 grams. It was dissolved in NaOH and…

A: Given Mass of aspirin = 0.268 g Molar mass of aspirin = 180.2 g/mol Volume of solution = 500.00 ml =…

Q: 2.) a.) A medical lab technician was tasked with making a saline solution for a patient. The…

A:

Q: An aqueous solution of nickel(II) bromide, NiBr2, is made by dissolving 11.2 grams of nickel(II)…

A: Given-> Weight of nickel(2)bromide = 11.2 gm Volume = 250 ml

Q: The forensic technician at a crime scene has just prepared a luminol stock solution by adding 14.0 g…

A: Molarity of any solution can be determined by dividing the number of moles of solute by the volume…

Q: 3. What would be the molarity of a solution made by dissolving 4.50 grams of potassium sunate to…

A: As per our guidelines we can only solve first three sub-parts. Please resubmit the other questions…