What mass of potassium iodide (molar mass = 166.0 g/mol) is needed to produce 325.0 mL of a solution that has a concentration of 0.0150 M ? Select one: a. 2.94 x 10-5g b. 0.809 g c. 1.31 x 10-3 g d. 809 g e. 7.66 g

Q: How many grams of solute are contained in each solution? a. 520 mL of a 0.23 M NaNO3 solution: g…

A: Molarity = number of moles of solute/volume of solution (L)  Number of moles = molarity × Volume (L)…

Q: A student prepared a stock solution by dissolving 10.0 g of KOH in enough water to make 150. mL of…

A:

Q: A solution is made from 19.10 g of an unknown solute in 500. grams of water. The solution has a…

A: Given, Given mass of unknown solute= 19.10 g Mass of solvent= 500 g= 0.5 kg Molar mass of unknown…

Q: 15. What volume (in mL) of a 10.0 M stock solution of aqueous magnesium bromide is required to make…

A: The process of dilution is defined as the process in which a solution with a lower concentration is…

Q: 5. A stock solution of potassium nitrate, KNO, has a concentration of 1.5 M. What volume of dilute…

A: Dilution of the solution: On dilution of the solution with the pure water, the mole of solute…

Q: A 125 mL sample of a 14.0 M solution is diluted to 500 mL. What is the concentration (molarity) of…

A:

Q: of

A: moles of diluted ethanol Solution = ( Molarity • volume )  moles of diluted ethanol Solution = (…

Q: 2. What is the concentration of a solution that contained 0.3 moles of solute dissolved in 50mL of…

A: Moles of Solute = 0.3 mol Volume of Solvent = 50 mL = 0.050 L   We know , # Molarity ( Concentration…

Q: Silver nitrate solutions are often used to plate silver onto other metals. What is the maximum…

A: Mass percentage is an important method to find out the concentration of a solution. It is expressed…

Q: How many moles of NaClNaCl are contained in each solution? Part A: 1.8 L of a 1.3 M NaCl solution…

A: Answer:- This question is answered by using the simple concept of calculation of moles using the…

Q: 1 What mass of solid radium sulfate (the most insoluble compound known) will remain when 10 L of a…

A: The answer to the following question is-

Q: How many grams of HCI are in 45 mL of 0.2 M HCI solution? O 0.33 g O 0.684 g 0.009 g

A: Given: Concentration of HCl solution = 0.2 M And volume of solution = 45 mL = 0.045 L…

Q: 2.0 L of a 1.5 M solution is diluted with water until the final volume is 6.0 L. The molarity of the…

A: Given,  When 2.0 L of a 1.5 M solution is diluted with water until the final volume is 6.0 L. The…

Q: What volume of 5.65 M HCl can be made by mixing 6.55 M HCl with 300 mL of 4.45 M HCl?

A: We will use the formula: M1V1  + M2V2   =  M3V3 M1  = 4.45 M V1  = 300 ml M2 = 6.55 M V2 = x ml M3 =…

Q: A 51.0 mL51.0 mL aliquot of a 1.40 M1.40 M solution is diluted to a total volume of 248 mL.248 mL. A…

A: Given: Initial volume = V1 = 51.0 mL Initial Molarity = M1 = 1.40 M Total volume = V2 = 248 mL

Q: A 64.0 mL64.0 mL portion of a 1.40 M1.40 M solution is diluted to a total volume of 258 mL.258 mL. A…

A:

Q: Chemistry labs often purchase concentrated HCl (12.0 M) and dilute the solution for laboratory use.…

A: Molarity of initial solution = 12.0 M  Molarity of new solution = 0.250 M  Volume of new solution =…

Q: A solution is prepared with 5.0 g of HCl and 195.0 g of H2O. The HCl solution has a density of 1.49…

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

Q: 3. You need to make 300. mL of a 0.40 M solution of sodium chloride. The only available solution is…

A:

Q: What volume of each solution contains 0.340 molmol of NaINaI? A. 0.142 MM NaI B. 0.952 MM NaI C.…

A: Molarity: it can be define as the number of moles of solute dissolved in per litre of the solution.…

Q: A 53.0 mL53.0 mL portion of a 1.70 M1.70 M solution is diluted to a total volume of 248 mL.248 mL. A…

A:

Q: A 62.0 mL aliquot of a 1.40 M solution is diluted to a total volume of 228 mL. A 114 mL portion of…

A: Initial molarity, M1=1.40 M The initial volume, V1=62.0 mL Final molarity, M2=? The final volume,…

Q: what volume of solution in liter is required to make a 0.3 M solution by dissolving 47.1 grams of…

A:

Q: 4. How many grams of solute are contained in the given volume of solution with a specified molar…

A: To calculate the answer of the above question we need to know about two formulae:(1).Number of moles…

Q: In the laboratory a student combines 41.2 mL of a 0.362 M cobalt(II) acetate solution with 24.3 mL…

A: Concentration of the resulting anion can be calculated using the molarities and volume of the…

Q: 2. A solution is prepared by mixing 20g of sodium chloride in 80g water. What are the concentrations…

A: Given options:

Q: How many grams of MgSO4 (molar mass 120.4 g/mole) are in 100.0 mL of a 5.0 molar solution? a.) 5.0…

A: Molarity ( M ) : The number of moles (n) of solute present in dissolved state in one litre of…

Q: An analytical procedure requires a solution of chloride ions. How many grams of BaCl2 must be…

A:

Q: 8. Concentrated phosphoric acid is 90% H3PO4 by mass and the remaining mass is water. The molarity…

A: Molarity specifies the solute moles per litre (L) solution. Its S.I unit is moles/litre (M).…

Q: Bam added 5.42 g of CSCI to 35.31 mL of H2O. Calculate the concentration of Bam's solution in units…

A: Given: The mass of CsCl dissolved = 5.42 g The volume of water in which CsCl is dissolved = 35.31 mL…

Q: What mass of NaF must be mixed with 25 mL of water to create a 3.5% by mass solution?

A: The concentration of a substance is shown by a number of quantities like percent weight/volume,…

Q: How many grams of NaCl (MM = 58.44 g/mol) must be added to 300. g of water to make a 2.0 m solution?…

A: Molality: The mole of the solute dissolved in one kilogram of the solution is known as the molality…

Q: What is the mass % of acetone in a 1.77 M solution of acetone (MM = 58.08 g/mol) in water? The…

A: · moldrity=No.of molesvolume of solution·mass= No.of moles×molan mass·mass%=mass of solutetotal mass…

Q: What volume of a 1.50 M HCl solution should you use to prepare 2.00 L of a 0.100 M HCl solution?a)…

A: The given data contains, Molarity M1=1.50 MVolume V2=2.00 LMolarity M2=0.100 M

Q: A 50.0 mL portion of a 1.60 M solution is diluted to a total volume of 288 mL. A 144 mL portion of…

A: Initial volume = 50 mL Initial concentration = 1.60 M first dilution volume = 288 mL final dilution…

Q: A 501-mL sample of a 0.184-M CaCl2  solution is left on a hot plate overnight; the following…

A: Given: Initial volume of sample=501 mLInitial molarity of sample=0.184 MFinal molarity of…

Q: 38.5.85g NaCI dissolve in water to make 200.mL of volume of solution. Density of solution is found…

A: The Molarity of solution is calculated by the formula, Molarity=Given weightMolecular weight×Volume…

Q: A 125 mL sample of a 14.0 M solution is diluted to 500 mL. What is the concentration (molarity) of…

A:

Q: Consider naphthalene, C10H8, the active ingredient of moth balls. A solution of naphthalene is…

A: Given that  Mass of naphthalene (C10H8) = 25.0 g  Molar mass = 128g/mol Moles of naphthalene =…

Q: A 70.0 mL portion of a 1.40 M solution is diluted to a total volume of 238 mL. A 119 mL portion of…

A: Given: For dilution I: The initial volume is 70.0 mL The initial molarity is 1.40 M The total volume…

Q: . What volume of a 1.00 M HCI solution is required to create 200 mL of a 0.250 M HCI solution? A.…

A:

Q: calculate the volume of your stock solution that would be required to make 50.0 mL of a 0.0200 M…

A:

Q: 8. Consider the regular soda solution above as a stock solution that you will use to make 240 mL of…

A: Given: Concentration of Stock solution (regular soda) (M1) = 0.39 M Concentration of working…

Q: A 59.0 mL aliquot of a 1.60 M solution is diluted to a total volume of 258 mL. A 129 mL portion of…

A:

Q: A 100.0 mL 0.500 M NaOH solution is made available for a general chemistry class. From this, Woonie…

A:

Q: 1. A 0.10 M HNO3 solution will be prepared from concentrated HNO3. a. Using the method outlined in…

A: Given, density =1.42 g/ml  70% by mass HNO3 is given  Molarity =?  Molar mass of HNO3 = 63g/mol

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

A: Solution :     Molarity is used to determine the concentration.It is the ratio of number of moles of…

Q: A solution is prepared by dissolving 5.21 g of ammonium sulfate in enough water to make 100.0 ml of…

A: Given : Mass of ammonium sulfate i.e (NH4)2SO4 = 5.21 g And volume of solution = 100.0 mL = 0.100 L…

Q: Pls help ASAP

A: All the subparts have been solved in the following step.