10. (a) Calculate how much of a 12.0 MHCI solution (in mL) is needed to make 350.0 mL of a 0.50 M solution. (b) How much water (in mL) should be added?

Q: À 0.690 m aqueous solution of KBr has a total mass of 64.0 g. What masses of solute and solvent are…

A: What masses of solute and solvent are present in 0.690m aqueous solution

Q: 135 mL of water are added to 75.0 mL of 0.0250 M NaOH. What is the molarity of the resulting…

A: The molarity of resulting solution is obtained by using the formula, M1V1=M2V2.

Q: How many grams of solute are present in 635 mL635 mL of 0.440 M KBr?

A: The volume of the KBr solution is = 635 mL The molarity of the KBr solution is  = 0.440 M The mass…

Q: How many grams of cobalt(II) nitrate, Co(NO3)2, must be dissolved to prepare 250. mL of a 0.228 M…

A: We know that , Molarity = moles of substance/volume of solution in L By using this realtion we can…

Q: What volume (in ml)  of a 12.00M stock solution of HCl is required to prepare 500.00ml of a 3.65…

A: The mass of HCl standard = Density × Volume The mass of HCl standard = 3.65 × 10-3 g/mL × 500 mL =…

Q: When 100.00mL of a 0.125 M NaOH solution is diluted to 500. mL, what is the resulting molarity?

A: Given: Initial concentration M1 = 0.125 M Initial volume V1 = 100 mL = 0.100 L. Final volume V2 =…

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

A: Molarity of a solution is defined as the number of moles of solute present in one litre of solution.…

Q: 2. If 33.6 grams of NaOH are dissolved in enough water to make 2.0 liter of solution, what is the…

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: What volume of a 0.25 mol/L salt solution in the kitchen contains 5.8 g of sodium chloride?

A:

Q: How many grams of solute are present in 125 mL of 0.700 M KBr?

A: Given : Molarity=0.700 M Volume =125 ml To find : Weight of solute in grams

Q: What is the molarity of a solution prepared by diluting 65 ML of a 0.95 M solution to a final volume…

A: The molarity of a solution prepared has to be calculated,

Q: How many grams of solute are present in each of the following aqueous solutions? (a) 575 mL of a…

A: Given,  Molarity of the nitric acid (HNO3) solution = 2.00 M = 2.00 mol/L Note: 1000 mL = 1 L Volume…

Q: A solution is created by dissolving 12.0 grams of ammonium chloride in enough water to make 265 mL…

A: The number of moles (n) of ammonium chloride is calculated by the expression given below in which m…

Q: If 5.77 grams of table salt (NaCl) are dissolved in a total volume of 30 mL of water what is the…

A: Molarity of the solution is equal to the number of moles of solute present in one liter of solution.…

Q: How many milliliters of water would have to be added to 250.0 mL of a 2.33 M solution to prepare a…

A:

Q: What is the molarity of a solution that contains 5.9 moles of a solute in 750 mL of solution?

A: The molarity of a solution is defined as the moles of solute per liter of the solution. The number…

Q: The molarity of a solution prepared by dissolving 0.0731 moles Kl in 325 mL of solution

A: Given moles of KI (solute) = 0.0731 moles Volume of solution = 325 ml

Q: What is the molarity of a solution prepared by dissolving 6.68 g NaCl in 502 mL of solution?

A:

Q: How many grams of solute are present in 125 mL of 0.860 M KBr?

A:

Q: How many grams of solute are present in 195 mL of 0.310 M KBr?

A:

Q: What initial volume, in milliliters, of a 2.40 M NaCl solution is needed to prepare 80.0 mL of a…

A:

Q: If you had to prepare a 0.200 M HCl solution from 16.0 mL of a 2.70 M HCl stock solution, to what…

A: GIVEN: M1=Initial molar concentration=2.70MM2=Final molar concentration=0.200MV1=Initial solution…

Q: How many grams of KNO3 are there in 198 grams of an aqueous solution that is 11.2 % by weight KNO3?

A: Mass percentage of solute = mass of solute ( KNO3) ×100mass of solution  11.2 = mass of solute(…

Q: 1. What are the normality and molarity of a solution prepared by dissolving 8.050g Ba(0H)2· 8H20 in…

A: Molar mass of Ba(OH)2 . 8H2O = 315 g/mol  Volume = 1500 ml = 1.5 L

Q: 5) A 5.00 mL aliquot of an acetic acid solution requires 42.3 mL of 0.24 M NaOH for neutralization,…

A:

Q: solution would be required to neutralize

A: According to the question,  The neutralize reaction is given below – HCl(aq) + NaOH(aq) → NaCl(aq) +…

Q: What volume (mL) of a concentrated solution of sodium hydroxide (6.00 M) must be diluted to 200 mL…

A:

Q: What volume of a 0.2.72 M LiCl solution is needed to provide 8.5 g of LiCl?

A: The molarity of the LiCl solution is = 0.272 M The mass of LiCl needed is = 8.5 g The required…

Q: What mass of NaOH is contained in 200.ML of a .480M sodium Hydroxide solution?

A:

Q: When 296 mL of water are added to 19.2 mL of 19 M HCl, what will be the new molarity?

A: Molarity = No. ofmoles of soluteVolume of solution(in L)

Q: Convert the average molarity of hydrogen peroxide into % (wt) of hydrogen peroxide (the density of…

A: Given that, the average molarity of hydrogen peroxide (H2O2) = 0.877 (M) the density of hydrogen…

Q: How many grams of KBr are required to prepare a 1.50 M solution with a total solution volume of…

A: Given,Molarity of the KBr solution = 1.50M.Total volume of the solution = 650.00mL.

Q: How much Ethylene Glycol (C2H6O2) in grams is dissolved to create 251 mL of a 3.50 M solution?

A: The molarity is calculated by the formula: Molarity=MolesVolume of solution......(1)

Q: How many liters of 0.0300 M NaOH solution can be prepared from 2.00 g of NaOH?

A: Number of moles of NaOH can be calculated as given below:

Q: How many grams of barium chloride, BaCla, must be dissolved to prepare 300. mL of a 0.201 M aqueous…

A: W (g)  = Molarity x Molar mass x Volume (mL)/1000

Q: How many grams of solute are needed to make 5.00 × 102 mL of 0.445 M CH3OH?

A: Given,Molarity = 0.445 MVolume = 5.00 x 102 mL

Q: What mass, in g, of (NH4)2SO4 is needed to prepare 7.0x10' mL of a 0.250 M solution?

A: Molarity is the units of concentration. It can be calculated by dividing the number of moles of the…

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

A:

Q: 7. The mass of KI (in grams) needed to prepare 750 ml of 2.8 M solution is:

A:

Q: What volume of 0.220 M HBr solution (in mL) is required to obtain 0.060 moles of HBr?

A: If V mL of a C (M) solution contains N mol of solute, then we can write: N=C×V1000…

Q: 1. 10 moles of hydrochloric acid, HCl, is contained in 2.0 Liters (2.0 L) of water. What is the…

A: Given :  No.of moles of HCl = 10 mol  Volume of water =  2.0 L  To calculate :  Molarity of solution…

Q: What volume of a 2.54 M solution of NaOH is needed to prepare 250 mL of 0.110 M NaOH

A:

Q: How many mL of an aqueous 0.450 M KOH solution can be prepared from 8.00 g of KOH?

A:

Q: An aqueous solution of copper(II) iodide, CuI2, contains 3.40 grams of copper(II) iodide and 17.8…

A:

Q: How many grams of solute are required to prepare 250 mL of 5% (m/m) Mg(NO3)2 solution?

A: Given mass percent of solute, Mg(NO3)2 = 5%  Volume of the solution = 250 mL  Mass of solute = ?

Q: What mass of KCl is dissolved in 250 ml of  a solution that is 4.00% by mass/volume?

A: Given information,    KCl is dissolved in 250 ml of  a solution that is 4.00% by mass/volume

Q: The molarity of a solution made with 10.7 g of potassium sulfate in 500 ml of solution is M.

A: Given  Mass of K2SO4  = 10.7 gram  Volume of solution  =  500 ml                                 =…

Q: What is the normality of 18.4 g of Be(OH)2 dissolved in enough water to make 250 mL of solution?

A: We have given that Mass of Be(OH)2 = 18.4g Volume of Solution = 250mL = 0.250L Molecular weight of…

Q: How many grams of ammonium sulfide, (NH4)2S, must be dissolved to prepare 100. mL of a 0.182 M…

A: Since you have asked multiple questions, we will solve the first question for you. If you  want any…