In the laboratory you are asked to make a 0.128 m calcium acetate solution using 375 grams of water. How many grams of calcium acetate should you add? grams.

Q: In the laboratory you are asked to make a 0.675 m zinc chloride solution using 14.5 grams of zinc…

A: Molality is measure of number of moles of solute which is present in 1000g or 1kg of solvent. The SI…

Q: A 150 mL solution of 2.3x10-3 M HCl was prepared from a stock solution of 10 M HCl. a. What is the…

A: Since all the moles of HCl is coming from the stock solution only. Hence moles of HCl in 150 ml…

Q: In the laboratory you are asked to make a 0.434 m calcium iodide solution using 375 grams of water.…

A: Given information,   0.434 m calcium iodide solution   Mass of water = 375 grams = 0.375 kg

Q: Question attached

A: We know that, Volume % is given by Volume %=Volume of soluteVolume of solution X 100..............1…

Q: A chemist must prepare 250. mL of 5.00 mM aqueous copper(II) fluoride (CuF,) working solution. He'll…

A: C1V1 = C2V2 C1 is concentration of stock solution V1 is volume of stock solution V2 is volume of…

Q: Calculate the volume in milliliters of a 1.24M aluminum chloride solution that contains 75.0 mmol of…

A: Given, Molarity of AlCl3 = 1.24 M  Moles of AlCl3 = 75.0 mmol  1 mmol = 10-3 mol  75.0 mmol = 0.075…

Q: A- A solution consisting of 15.50% acetone and 84.5% water by mass has a density of 0.9867 g/ml what…

A: Given,  Mass percentage of acetone = 15.50%  Mass percentage of water = 84.5%  Density of solution =…

Q: What is the mass in grams of 24.7 mL of a solution that has a density of 2.34g/mL?

A:

Q: A chemist prepares a solution of potassium permanganate (KMnO,) by measuring out 10.9 g of potassium…

A:

Q: In the laboratory you are asked to make a 0.150 m cobalt(II) chloride solution using 15.9 grams of…

A: Given that:              Molality of Cobalt (II) chloride solution = 0.150 m…

Q: In the laboratory you are asked to make a 0.355 m potassium carbonate solution using 255 grams of…

A: The concentration of solution is generally expressed in terms of molarity, molality and normality.…

Q: A chemistry student weighs out 45. g of an unknown solid compound X and adds it to 750. mL of disti…

A:

Q: Calculate the volume in milliliters of a 3.42M calcium bromide solution that contains 100. mmol of…

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

Q: What is the molarity of 400 mL of solution containing 16 g NaCl? Express your answer to two…

A: Given:Volume of solution= 400mLmass of solute(NaCl) =16gMolar mass of NaCl  =58.44g

Q: Calculate the volume in liters of a 0.024 mmol/L barium chlorate solution that contains 200. g of…

A: Given information is as follows:     The molarity of barium chlorate solution = 0.024 mmol/L The…

Q: 0.502L of a 2.2 M KCl solution? Express answer in 2 significant figures?

A: Question is not there but depending on values given, Interpretation- Number of moles of KCl Concept…

Q: A chemist prepares a solution of barium acetate  BaCH3CO22  by measuring out  27.μmol  of barium…

A: Given: No of moles of Barium acetate = 27μmol Volume of acetate solution = 250mL = (250/1000)L =…

Q: A student prepared a 12.5 M stock solution of CaCl2. What volume of the stock solution in…

A:

Q: In the laboratory you are asked to make a 0.667 m aluminum sulfate solution using 255 grams of water…

A:

Q: Calculate the volume in milliliters of a 0.56 mol/L barium chlorate solution that contains 25.0 g of…

A: Given, Mass of barium chlorte = 25.0g Molarity = 0.56mol/L

Q: In the laboratory you are asked to make a 0.411 m sodium sulfide solution using 375 grams of water.…

A: Molality of Solution = number of moles of solute/mass of solvent inkg

Q: If 120 mL of a 1.2 M glucose solution is diluted to 550.0 mL, what is the molarity of the diluted…

A: Number of moles of solute present in 1 liter of solution is known as molarity of the solution.…

Q: In the laboratory you are asked to make a 0.578 m copper(II) acetate solution using 455 grams of…

A: Concepts:  Molality: Molality (m), or molal concentration, can be define as the number of mole of a…

Q: A chemist prepares a solution of barium chlorate (Ba(ClO,)) by measuring out 2.0 g of barium…

A: W know that Molarity = number of moles of solute / volume of the solution in L Given that Mass of…

Q: A researcher needs 70.00 mL of an albumin solution at a concentration of 3.50 mg/mL. She uses a…

A: C1V1 = C2V2  C1 is the concentration of stock solution  C2 is the final concemtration of solution…

Q: A chemistry student needs 10.00 g of methanol for an experiment. She has available 0.50 kg of a…

A: Mass of the correct solution needed:

Q: A chemist prepares a solution of barium chlorate (Ba (CIO3),) by measuring out 13.7 g of barium…

A: Concentration = number of moles/volume(in L)  And,  Number of moles = mass/molar mass

Q: You were tasked to prepare nitric acid with a concentration of 1.28 M. What will be the volume (in…

A: Recall the data, M1=1.28M, V1=? M2=3.0M , V2=139 ml

Q: A chemist must dilute 21.1mL of 6.81M aqueous calcium bromide CaBr2 solution until the concentration…

A: Here we have to see the concept of dilution. When we dilute the concentrated solution to low…

Q: A student in the laboratory needs a 0.125 M sulfuric acid solution, H,SO,. What volume in mL, of a…

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

Q: How many grams of potassium chloride are contained in 426 mL of a solution that is 1.64 M in…

A: Military is a concentration term and can be expressed in terms of number of moles in one liter of…

Q: How many grams of calcium cyanide, Ca(CN)2, are required to make 415 mL of a 0.825 M solution? SHOW…

A:

Q: A chemist must prepare 675. mL of 42.0 µM aqueous silver(II) oxide (AgO) working solution. He'll do…

A: The volume of solution to be made is 675 mL = 0.675 L                                  ( since 1 L =…

Q: In the laboratory you are asked to make a 0.412 m ammonium nitrate solution using 255 grams of…

A: Ammonium nitrate is an industrial chemical commonly used in fertilisers and as an explosive for…

Q: Students uses 275.7 grams of potassium nitrate, KNO3, to make a 2.5 M solution. What is the final…

A: Mass of potassium nitrate = 275.7g  Molarity of potassium nitrate = 2.5 M

Q: Rimantadine HCl syrup contains 2.4 g of rimantadine HCl in each 240 mL of syrup. How many milligrams…

A: Given data :- Amount of rimantadine HCl  in 240 mL of syrup =  2.4 g

Q: A chemist prepares a solution of barium acetate (Ba(C,H;O2),) by measuring out 54. g of barium…

A:

Q: A chemistry student needs 5.00 g of acetic acid for an experiment. She has available 250. g of a…

A: Given,  250 g of a 15.8% w/w solution of acetic acid in ethanol. And 5.00 g of acetic acid is needed…

Q: A chemist must dilute 15.5 mL of 5.62 M aqueous sodium chloride (NaCl) solution until the…

A: Given, initial concentration of aqueous solution of NaCl =5.62 Minitial volume of solution =15.5…

Q: What volume (in mL) of a 1.8 M solution is required to make 126 mL of a 0.41 M solution? In the…

A: Given data Initial concentration : C1 = 1.8 M Final concentration : C2 = 0.41 M Final volume  : V2 =…

Q: the laboratory you are asked to make a 0.525 m sodium bromide solution using 315 grams of water.…

A: Given -> Molality= 0.525 m Weight of water= 315 gm = 0.315 Kg (1kg = 1000 gm)

Q: A chemistry student needs 35.00 g of butanoic acid for an experiment. He has available 1.5 kg of a…

A:

Q: You are working at a pharmaceutical company and have to use bleach to clean various glassware. The…

A: The concentration of a substance can be measured in terms of volume by volume percentage. This…

Q: umol A chemist must prepare 975. mL of 16.0 µM aqueous silver(II) oxide (AgO) working solution.…

A: Given : Final concentration of AgO = 16.0 µM Final volume of solution = 975 mL And Initial…

Q: Diuril is a prescription drug used to treat hypertension. You are given a 2.5 g vial of Diuril, with…

A:

Q: Calculate the volume in liters of a 0.099 mol/L barium chlorate solution that contains 75.0 g of…

A: Given : concentration of Ba(ClO3)2 = 0.099 M And mass of Ba(ClO3)2 = 75.0 g

Q: A student wants to make a 250 mL stock solution with a concentration of 1000 mg Cu/L. The student…

A: Concentration of a solution is defined as amount of solute present per unit volume of solution.…

Q: In the laboratory you are asked to make a 0.128 m chromium(III) acetate solution using 475 grams of…

A: Given  Molality of solution ( m ) = 0.128 m                                          = 0.128 mol/kg…

Q: 900. mL of 0.20 % (m/v) NaCl from 6.9 % (m/v) NaCl  what is the initial volume in mL?

A:

Q: Calculate the volume in milliliters of a 1.24M aluminum chloride solution that contains 75.0 mmol of…

A: Molarity (M) of a solution is defined as the number of moles of solute dissolved per volume of the…