calculate the quantity of 0.250 M NaCl needed to prepare 250ml of 0.010 M NaCl

Q: A 5.0 g sample of NaCl is dissolved in enough water to give 500 mL of solution. What is the Na+ ion…

A: We have been given volume of NaCl solution in millilitres , mass of NaCl and we have been asked to…

Q: What volume of 1.5 M CaCl2 is needed to obtain 5.00 g of CaCl2 ?

A:

Q: Describe how would you prepare 750 mL of 0.362 M Barium hydroxide

A:

Q: Calculate the mass of potassium permanganate present in 500.0 mL of a 0.100 N solution.

A: Step : 1             Calculate the mass of potassium permanganate.

Q: What mass of K₂SO4 is needed to prepare 500 mL of 0.200 M K₂SO4?

A:

Q: Sulfuric acid is a solution of hydrogen sulfate, H2SO4, in water. When concentrated, it is extremely…

A: Given: The volume of the solution, (V)=25.0mL = 0.025 L. The given mass of H2SO4, (m)=44 g. The…

Q: What volume ( in mLs) of 6.0 M HCl is required to react with 10.0 g of K2CO3?

A: Solution stoichiometry involves the calculation of concentration of solutions in the given…

Q: Calculate the number of moles of NaOH in 18.50 mL of a 1.00 M solution of NaOH

A: Given,NaOH = 18.50 ml of 1.0 M

Q: An aqueous potassium carbonate solution is made by dissolving 6.89 moles of K2CO3 in sufficient…

A: The molarity of the solution is calculated as, molarity = number of moles of solutevolume of…

Q: How many mL of 2.36 M NaOH are needed to prepare 372 mL of 0.277 M NaOH?

A: Here 2.36 M NaOH solution is diluted to 0.277 M NaOH solution. Initial molarity, M1 = 2.36 M Final…

Q: What is the volume of the 1.0 M NaOH stock solution required to prepare 250 mL of 0.1 M NaOH?

A: Given :  Molarity of NaOH stock solution = 1.0 M  Molarity of NaOH solution required = 0.1 M  Volume…

Q: A glucose solution is prepared by dissolving 4.50 grams of glucose powder in 200 mL of water.…

A: Mass of glucose is 4.50 g and the molar mass of glucose is 180.156 g/mol. calculation of the moles…

Q: 2.37 L solution containing 1.30 mol L-1 potassium hydroxide (KOH) has been left on your bench. How…

A: Given-> Volume of KOH = 2.37L Molarity of KOH = 1.30 mole/L

Q: Calculate the molarity of a solution prepared by diluting 122 mL of 0.340 M K2Cr2O7 with 706 mL of…

A: 122 mL of 0.340 M K2Cr2O7 with 706 mL of water Given : Initial molarity of K2Cr2O7 = 0.340 M…

Q: Ethylene glycol is the primary component in antifreeze. How many grams of ethylene glycol…

A: Molarity ( M ) is defined as " the number of moles of solute ( n ) present in one litre of solution.…

Q: Calculate the concentration of the aqueous product that forms when 0.111 L of 0.017 M CaBr2 is added…

A:

Q: An aqueous potassium carbonate solution is made by dissolving 7.22 moles of K2CO3 in sufficient…

A: The molarity of the solution is calculated as,

Q: What volume of 1.1M sulfuric acid H2SO4 is needed to contain 12.77g?

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

Q: Calculate the mass, in grams, of solute present in 375 g of 1.51% ammonium chloride solution.

A: This is a simple problem of calculating mass of solute from the strength of the solution in w/w form…

Q: What mass of cobalt III hydroxide, Co(OH)3 is needed to make 5.2 liters of a 0.21 M cobalt III…

A:

Q: How many moles of sodium carbonate (Na2CO3) are required to precipitate the calcium ion from 768.6…

A: Concentration of CaCl2 solution = 0.35 M = 0.35 mol/LVolume of CaCl2 solution = 768.6 mL = 0.7686…

Q: Calculate the molar concentration of the chloride ion in a solution prepared by dissolving 120.0…

A: Given:- Mass of MgCl2=120.0 g             Volume of solution =560.0 ml To find= Molar concentration…

Q: What volume of 0.362 M KCl solution must be used in order to contain 0.0831 mole of KCl?

A: 1 M KCl solution means 1 mole KCl is present in 1000 mL solution.  So, 0.362 M KCl solution means…

Q: What volume of a 0.165 M solution of FeCl3 contains 1.25x10-3 molea of Fe3+?

A: Molarity is given by,

Q: What volume of 3.00 M CH3OH solution solution is needed to provide 0.270 mol of CH3OH

A: Molarity of  CH3OH solution = 3.00 MMoles of  CH3OH  = 0.270 mol

Q: Calculate the volume of 6.36 M acetic acid needed to prepare 555mL of 0.953 M acetic

A: Molarity is defined as number of moles of solute dissolved in 1 litre of solution

Q: Calculate the molarity of a solution made by dissolving 0.25 M of calcium nitrate in 0.455 L of…

A: In this question we have to calculate the molarity of calcium nitrate ( Ca(NO3)2 by the given…

Q: What mass of NaOH (in grams) is needed to prepare 150 mL of a 0.100 M NaOH solution?

A: Given-> Volume = 150 ml = 0.150 L (1 L = 1000 ml) Concentration of NaOH= 0.100M

Q: How many mL of a 0.230 M aqueous solution of nickel(II) fluoride, NiF2 , must be taken to obtain…

A: The solution is as follows:

Q: Explain in detail to a friend the steps necessary to make a quantitatively correct solution of…

A:

Q: What mass of a concentrated solution of nitric acid (68.0% HNO3 by mass) is needed to prepare 400.0…

A: Given: Initial mass percentage of nitric acid = 68.0%Final mass percentage of nitric acid =…

Q: What volume of a 2.00M solution of sulfuric acid is needed to produce 0.0500 mol of sulfuric acid?

A: Molarity of the solution is given by the following equation.Molarity = number of moles of solute /…

Q: An aqueous solution is prepared by mixing 240.0 mL of 1.700 M NiCl2 with 160.0 mL of 2.200 M NaCl…

A:

Q: What mass of 7.25% NaOH solution is needed to provide 43.0 g of NaOH? (Give answer with correct sig…

A: Given  Weight % of solution = 7.25 %  Mass of NaOH  = 43 gram  Mass of solution = ?

Q: A quantity of 22.68mL of a KOH solution is needed to neutralize 0.5118g of potassium hydrogen…

A: Molar concentration (molarity) is the ratio of moles of solute to the volume of solution in L.…

Q: How many grams of silver perchlorate, AgClO 4, are required to prepare 150. mL of a 0.450 M silver…

A: Molarity is the number of moles of solute per litre of the solution. It is denoated by the letter M.…

Q: Consider the reaction of 75.0 mL of 0.350 M C₅H₅N (Kb = 1.7 x 10⁻⁹) with 100.0 mL of 0.411 M HCl.…

A: Given : Concentration of C₅H₅N = 0.350 M And volume of C₅H₅N solution = 75.0 mL = 0.075 L…

Q: How many milliliters of 3.5 M H2SO4 are needed to make 250 mL of 0.10 M H2SO4?

A: Given: Concentration of H2SO4 stock solution = 3.5 M Concentration of final H2SO4 solution = 0.10 M…

Q: Calculate the concentration of this diluted solution

A:

Q: What volume of 6.0 M NaOH (molar mass = 40.0 g/mol) is needed to prepare 100 ml of 1.0 M NaOH?

A: The given problem relates to stock dilution, so we can use the stoichiometric relation to calculate…

Q: to prepare 2.0 L of 0.100 M sodium hydroxide solution, what mass of NaOH is required?

A: First we need to calculate moles of NaOH using given molarity and volume.  Then using moles and…

Q: What mass of cobalt III hydroxide, Co(OH)3 is needed to make 1.2 liters of a 0.21 M cobalt III…

A:

Q: Solution of magnesium chloride and sodium chloride are mixed to make brine commonly used to keep…

A: To calculate the concentration of ions from molarity we need to multiply the molarity by the total…

Q: Given 10.0 g of NaOH, what volume of a 0.100 M solution of H2SO4 would be required to exactly react…

A: Given: Concentration of H2SO4 = 0.100 M Mass of NaOH = 10.0 g Molar mass of NaOH = 39.997 g/mol…

Q: Calculate the amount of HCl to prepare 0.7 Molar concentration in 500 mL. (Stock HCl is 9.8 Molar)

A: Given : M1 = 0.7 M V1 = 500 mL M2 = 9.8 M

Q: What is the concentration of an aqueous sodium sulfide solution that is prepared by dissolving 18.6…

A: Given, mass of Na2S = 18.6 g Volume of Solution = 2.00*102 mL 1000 mL = 1L 200 mL = 0.2 L  Molar…

Q: the mass of oxalic acid dihydrate (C:H2O4 • 2H2O) needed to prepare 750.0 mL of 0.3700 M oxalic acid

A: The required mass of the oxalic acid is calculated below,

Q: Calculate the concentration in mol/L of a KHP solution made by dissolving 1.5594g KHP in enough…

A: Given : Mass of KHP i.e Potassium hydrogen phthalate (C8H5KO4 ) = 1.5594 g And volume of solution =…