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

Q: Calculate the molarity of a 20.0% ethanol (C₂H₅OH) solution. The density of the solution is 0.9687…

A: Given: Percent by mass of ethanol = 20.0 % And volume of solution = 0.9687 g/cm3.

Q: What volume of 0.0557 M Sr(OH)2 solution is required to neutralize 36.4 mL of a 0.0750 mL of HNO3…

A: Molarity of Sr(OH)2 = 0.0557M Volume of HNO3 = 36.4 mL  Molarity of HNO3  = 0.0750M  We to find…

Q: A stock solution has a concentration of 0.05 M. Which of the following concentrations might be the…

A: The concentration of the solution is the amount of solute present in the certain amount of solution.…

Q: An experiment calls for you to use 100.00 mL of 0.500M HCl solution. All you have available in the…

A: Desired solution:Volume = 100.00 mL = V1Molarity = 0.500M HCl = M1Available solution: Volume =…

Q: Calculate the molarity of a solution contains 114.0g of KOH in 3.00 L or solution

A: Given  mass of KOH           = 114 gram  Volume of solution = 3 Liter  Molarity = ? Molar mass of…

Q: Concentrated HCl is 12.1 M.  Determine the volume in mL of the concentrated solution required to…

A:

Q: How do you calculate the molarity of a solution containing 0.15 mol of sodium hydroxide dissolved in…

A: We have to find molarity of solution

Q: How much water must be added to 600 mL of a 1.5 mol/L Fe2Cl3 solution to make the concentration of…

A: One molar (1 M) Fe2Cl3 means one mole Fe2Cl3 is present in one liter of the solution. Each mole of…

Q: Calculate the concentration of a solution made by diluting 84.0 mL of 3.6 M HBr to a final volume of…

A: Given information is as follows: The initial concentration of the solution M1 = 3.6 M The initial…

Q: What volume of a 0.500 M HCl solution is needed to neutralize each of the following: (a) 19.0 mL of…

A:

Q: What volume of 5.00 M sodium hydroxide is needed to prepare 200.0 mL of 0.100 M sodium hydroxide

A: At first stock solution of 5.00 M sodium hydroxide (more concentrated) is present. From the stock…

Q: What is the concentration of the stock solution used if 48.85 mL are added to water to obtain 866 mL…

A: Consider the given information is as follows; Concentration of stock solution M1 = ? Volume of stock…

Q: Calculate the molarity of 1.87g H3PO4 in 239.0 mL of solution

A: Given:  Given mass of H3PO4 = 1.87 g molar mass of H3PO4 = 98 g/mol Volume of Solution = 239.0 ml =…

Q: Run 1 Volume of Vinegar 2.00 mL Used ConcantT 0 100 4 ntrnti

A: Given, Volume of Vinegar = 2.00mLVolume of NaOH = 15.99mLMolarity of NaOH = 0.100M

Q: Calculate the molar concentration of the solution when 20.06 grams of CaBr2 is dissolved in water…

A: Number of moles of a chemical compound is used to measure the amount of compound in the given…

Q: 2.55 g Na2SO4 (s) dissolved in 250.0 mL of solution. Determine the concentration of solution.

A: The mass of solute, Na2SO4 is = 2.55 g The volume of the solution is = 250.0 mL The concentration of…

Q: What volume of 0.65 M NaOH is required to neutralize 40.0 mL of 0.25 M HCl?

A:

Q: ncentrated HCl is 12.1 M.  Determine the volume in mL of the concentrated solution required to…

A: In the laboratory, the solutions of various concentrations are used. These solutions are prepared by…

Q: Calculate the molarity of a solution that contains 0.237 mol of NaOH in 2.00 L of solution:

A: Molarity of a solution is defined as the moles of solute dissolved per litre volume of the solution.…

Q: final concentrations

A:

Q: Calculate the molarity of a solution containing 0.70 moles of CH3COOH in 1 L of water.  0.70 M…

A: The molarity of the solution is defined by the mole of solute present in one liter of solution. The…

Q: convert the concentration of .700 M Na2SO4 to g/ML

A: The concentration of Na2SO4 is given 0.7 M = 0.7 mol/L

Q: 0.500 mole of potassium oxide is dissolved in enough water to make 2.00 L of solution. Calculate the…

A: Given that, moles of K2O =0.500 mol volume of the solution= 2.00 L then,

Q: What is the molarity of a sodium hydroxide solution if 11.07 mL of 0.097 M hydrochloric acid…

A: The molarity of a sodium hydroxide solution if 11.07 mL of 0.097 M hydrochloric acid required 17.61…

Q: Calculate the molarity of 1.57g NaNO3 in 250. mL water

A: Given, mass of NaNO3 (w) = 1.57 g Volume of water V = 250 ml we are asked to calculate the molarity…

Q: liters of a 4.00 M KCI solutions to obtain 0.100 mole of KCI

A: The molarity of the solution is defined by the mole of solute present in one liter of solution. The…

Q: What volume of 12.0 M HCl is required to make 75.0 mL of 3.50 M HCl?

A: Given, Molarity of HCl, M1 = 12.0M. Volume of HCl, V2 = 75.0mL. Molarity of HCl, M2 = 3.50M.

Q: Calculate the concentration (mol/L) of a solution containing 80.0 g of sodium sulfate (Na2SO4) in…

A: Given :-  Mass of Na2SO4 = 80.0 g  Volume of solution = 500.0 mL  To be calculated :-  Concentration…

Q: Calculate the molarity of Na2S2O3 if 41.22 ml is equivalent to 37.84 ml I2 solution, 35.62 ml of…

A:

Q: Calculate the molarity of a solution that contains 400 g of copper (II) sulfate) in 4500 mL…

A: Mass of copper (II) sulfate = 400 g  Volume of solution = 4500 ml   Molarity of the solution = ?

Q: What volume of 0.5 M H2SO4 solution is needed to neutralize 40,0 mL of a 0.25 M NaOH solution? O…

A: Given the concentration of H2SO4 and volume and concentration of NaOH solution. we are asked to…

Q: 49.7 mL of 0.11 M hydrochloric acid requires 14.3 mL of NaOH solution to reach the endpoint, what is…

A: V1(HCl) = 49.7 ml M1(HCl) = 0.11M V2(NaOH) = 14.3 ml

Q: Nickel (II) Nitrate solution is a pretty green color. If you were to add 12.0 grams of solid nickel…

A: Mass of Nickel (II) Nitrate ( Ni(NO3)2 ) = 12 grams Volume of solution = 250 mL = 0.250 L

Q: A solution of HCl is prepared by diluting 35.0 mL of a 1.0 M HCl solution with enough water to make…

A: Molarity can be defined as the ratio of number of moles of solute to the volume of the solution. The…

Q: Calculate grams of HNO3 in  25.5 mL. of 0.200 M HNO3 solution.  HNO3 = 63.00 g/mole

A: we have to calculate grams of  grams of HNO3

Q: Convert the concentration of 0.700 M Na2SO4 to g/mL

A: molarity :- It is the number of moles of solute dissolved per litre of solution.                  It…

Q: What volume of 0.200 M HCl is just sufficient to neutralize 50.0 mL of 0.400 М Ba(ОН)2? 20.0 mL 50.0…

A: The volume of HCl is to be calculated

Q: What volume of 0.12 M HBr can be prepared from 11 mL of 0.45 M HBr

A:

Q: 0.450 moles of NaCl are dissolved in 95.0 mL of water. Calculate the molarity of the NaCl solution.

A: Solution :-The Values provided in the question are :-i) Number of moles of Nacl (solute)= 0.450…

Q: Calculate the volume of 0.123 M barium hydroxide required to neutralize 15.2 mL of a 0.308 M nitric…

A: Given : Concentration of Ba(OH)2 = 0.123 M Volume of HNO3 solution = 15.2 mL And concentration of…

Q: 250. mL of a 2.00 M solution is diluted by the addition of 600. mL of water. Calculate the final…

A: We know that : V1S1 = V2S2  Or, S2 = V1S1/V2 ....(1) Here, V1 = initial volume = 250 mL, S1 =…

Q: What Volume of 0.257 M NaCl is needed to make 250. mL of 0.150 M NaCl

A: According to the equation, M1V1=M2V2

Q: 25.0 mL of 0.212 M NaOH is neutralized by 13.6 mL of an HCl solution. The molarity of the HCl…

A:

Q: Calculate the mass of HCI needed to prepare 1.50 L of a 0.200 M solution

A:

Q: I solution was prepared by mixing 50 mL of a .1 M  HNO3 and 100 mL of a .2 M HN03     .  What is the…

A: A solution has been prepared from two stock solutions of nitric acid with varying concentrations.…

Q: 3. A 2.315 g sample of H2C2O4•2H2O was transferred to a 100.0-mL volumetric flask and diluted to the…

A:

Q: What volume of stomach acid contains 0.250 mg of HCI

A:

Q: number of grams

A:

Q: Calculate the molarity of the resulting solution if enough water is added to 50.0 mL of 4.20 M NaCl…

A: Given that,  Molarity of conc. NaCl solution M1 = 4.20 M Volume of conc. NaCl solution V1 = 50.0 mL…