Maggie filtered out a sample of copper (II) chloride, CuCl2 from a local pond, and found its mass to be approximately 48.9 g.  Maggie and James ask their student Sherri to prepare a 655 mL CuCl2 solution. Calculate the molar concentration of her prepared solution.

Q: An aqueous solution of magnesium nitrate, Mg(NO)2, contains 2.92 grams of magnesium nitrate and 17.7…

A: Given :- mass of magnesium nitrate = 2.92 grams Mass of water = 17.7 grams  To calculate :-…

Q: A reagent bottle is labelled 3.00 M sulfuric acid. You titrate a 25 mL sample with 1.58 N sodium…

A: neutralisation reaction are reaction where the acid and base react to form a salt and water here we…

Q: A solution is prepared by dissolving 3.2 grams of NaCl (MM=58.44 g/mol) in enough water to make…

A: The molarity is a concentration term which is explained as the number of moles of solute dissolved…

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: How many moles and numbers of ions of each type are present in the following aqueous solution? Give…

A: Moles of solution or ion is calculated using formula of molarity which is given as follows:-…

Q: The mass of solute per 100 mL of solution is abbreviated as (m/v). Mass is not technically the same…

A: Given, Volume of Solution = 625 mL  W/V % of Sucrose = 36.0% Mass of sucrose = ?

Q: Enter your answer in the provided box. Calculate the following quantity: volume of 1.86 M calcium…

A: This problem can be solved by using the molarity equation :…

Q: In an experiment involving the extraction of essential oils from a plant, 7.5 mL of benzene (C6H6,…

A: Volume of hexane = 25.00 mL Volume of benzene = 7.50 mL Density of benzene = 0.8765 g/mL Density of…

Q: You have 150.0 mL of a 0.821 M solution of Ce(NO3)² What mass (in grams) of Ce(NO₂), would be…

A: Mass of Ce(NO3)4 can be calculated by knowing the concentration and volume of solution.

Q: In the laboratory, a student dilutes 29.3 mL of a 6.04 M hydroiodic acid solution to a total volume…

A: In the dilution process, the relationship between initial and final concentrations and volumes of…

Q: In the laboratory you dissolve 12.2 g of magnesium iodide in a volumetric flask and add water to a…

A: Mass of magensim iodide = 12.2g Molar mass =278.114g/mol Moles of Magnesium iodide…

Q: The mass of solute per 100 mL of solution is abbreviated as (m/v). Mass is not technically the same…

A: Since 33 % (w/v) => that we have 33 g of sucrose in 100 mL solution as it is mentioned that mass…

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: A 4.23 g4.23 g sample of a laboratory solution contains 1.96 g1.96 g of acid. What is the…

A: Mass percent = (mass of acid/ total mass) ×100% Mass percent is defined as the ratio of mass of…

Q: What volume of 1.12 M KMN04, in liters, contains 271 g of solute? Volume = 1.92

A: Molarity of KMnO4 = 1.12M Mass of solute, KMnO4 = 271g Molar Mass of solute, KMnO4 = 158g/mol Volume…

Q: In the laboratory, you dissolve 19.9 g of cobalt(II) chloride in a volumetric flask and add water to…

A: Given, amount of cobalt(II) chloride w = 19.9 g volume of solution V = 125 mL = 0.125 L we are asked…

Q: In the lab, a student makes a solution of KOH by dissolving 52.0 grams of solid in 255 mL of water.…

A:

Q: In the laboratory, a student dilutes 12.8 mL of a 9.35 M perchloric acid solution to a total volume…

A: In the dilution process, the relationship between initial and final concentrations and volumes of…

Q: Aqueous solutions of 16.7% by mass hydrogen peroxide, H202 (molar mass =34.016 g mol1) are used to…

A: Given that: Mass percent of H2O2 = 16.7% Density of solution = 1.06 g/mL

Q: A solution is made by adding 29.1 mL of concentrated potassium hydroxide (34.5 wt%, density 1.46…

A:

Q: In the laboratory, a student dilutes 25.6 mL of a 8.86 M perchloric acid solution to a total volume…

A: Given: final volume of solution(V2)=250 ml initial volume(V1 )=25.6 ml initial concenteration(M1) =…

Q: A student wants to prepare 1.00 L of a 1.00-M solution of NaOH (molar mass = 40.00 g/mol). If solid…

A: 1) Mass of NaOH = m MOlar mass of NaOH = 40 g/mol The volume of NaOH solution = 1.00 L Molarity of…

Q: A chemist prepares a solution of sodium thiosulfate (Na, S,03) by measuring out 188. g of sodium…

A:

Q: For an experiment you need to prepare 3.80 liters of a 2.25 M NaOH solution.How many grams of NaOH…

A: Molarity is one of the concentration term which is used to define the concentration of a solute in a…

Q: An analytical chemist weighs out 0.118 g of an unknown monoprotic acid into a 250 mL volumetric…

A:

Q: In the laboratory you dissolve 16.6 g of magnesium chloride in a volumetric flask and add water to a…

A:

Q: A chemistry student must write down in her lab notebook the concentration of a solution of sodium…

A: Answer

Q: A concentrated perchloric acid solution is 69.8% HCIO4 by mass and its density is 1.68 g mL-1. What…

A: Using molarity formula and equation of dilution we can solve this problem.

Q: diluted

A: mmoles of HCl = ( Molarity ) • ( volume )  mmoles of HCl = 3.00molL-1 • 25.00mL  mmoles of HCl =…

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: What volume of 1.24 M KMnO4, in liters, contains 422 g of solute? Volume %3D

A: In order to find the volume of the solvent required we first write down the given data: Molarity=…

Q: 5. A solution of barium hydroxide, Ba(OH)2, contains 4.285 g of barium hydroxide in 100.0 mL of…

A:

Q: You want to clean your whole bathtub (280 L) with vinegar but you can't afford 280 bottles of…

A: We are using here 100 mL of vinegar in 280 mL of bathtub then we can calculate the volume…

Q: 1. A stock potassium dichromate solution (K,Cr,0,; molar mass is 294.2 g/mol) is prepared for…

A: the solution of pottasium dichromate is given

Q: 1. A 4.24 g sample of a laboratory solution contains 1.42 g of acid. What is the concentration of…

A: (1) Given that - Mass of sample Solution = 4.24 g  Mass of the acid = 1.42 g    Then, mass…

Q: A 9.33 % solution of sulfuric acid has a density of 1.07 g/mL.  What is the molarity (M) of this…

A: Given: The density of 9.33 % solution of sulfuric acid is 1.07 g/mL The mass percent is 9.33%

Q: In the lab, a student makes a solution of NaOH by dissolving 49.0 grams of solid in 195 mL of water.…

A:

Q: Part A A strontium hydroxide solution is prepared by dissolving 10.45 g of Sr(OH)2 in water to make…

A:

Q: An aqueous solution of sodium chloride,NaCl , is made by dissolving 1.01 grams of sodium chloride in…

A: Weight/volume percentage= Mass of soluteVolume of solution×100%

Q: A Chemistry Student Trainee at a certain University Chemical Laboratory was instructed by the…

A: Given: Normality=0.25 NVolume=40.0 mL To find: Mass of Potassium acid phthalate

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

A:

Q: If you take 51.9 grams of calcium chloride (CaCl2) and dissolve it in 185.2 mL of water, what is the…

A:

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: To what volume should you dilute 50 mL of a 13 M stock HNO3 solution to obtain a 0.105 M HNO3…

A: The volume of diluted solution can be calculated using the equation (1). In this equation, M1 and V1…

Q: How many grams of sodium carbonate are present in 25.7 mL of a solution that is 24.0% sodium…

A: Mass of solution can be calculated as follows:

Q: The mass of solute per 100 mL of solution is abbreviated as (m/v). Mass is not technically the same…

A: %(w/v) = 100 x mass of solute/Volume of solution in mL

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…