Calculate the quantity of 0.250 M NaCI needed to prepare 250 ml of 0.010 M NaCl. Оа.1 ml ОБ. 100 mL O c. 0.1 mL O d. 10 ml

Q: Calculate the volume of 4.00 M K2SO4 that is needed to prepare 600 ml of a 0.2M solution of K2SO4

A: Given :-  initial concentration of K2SO4 solution = 4.00 M final concentration of K2SO4 solution =…

Q: What is the concentration of a solution formed by diluting 210mL of 8.6M NaOH solutions to 0.81L ?…

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Q: What is the percent-by-mass concentration of NaCl in a solution that is prepared by adding 15.0 g of…

A: Mass percentage is another method applied to depict concentration of given compound in known…

Q: Describe how to prepare 500 mL of 0.250 M NaCl solution.

A: Given: molarity of NaCl = 0.250 M Volume of solution = 500 mL molar mass of NaCl = 58.44 g/mol

Q: How many mL of 6.00 M HCl solution is needed to prepare 175 mL of 0.20 M HCl solution by dilution?…

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Q: Commercially available concentrated hydrochloric acid is 12.4 M HCl. Calculate the volume of…

A: Given that, the concentration of HCl is 12.4 M. We have to prepare 2.00 L of 1.50 M HCl solution.…

Q: What mass of NaOH would you need to prepare a 3.0L solution of 0.2m NaOH ?

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Q: A solution of 0.5 M NaOH of volume 100 ml is diluted to to make a solution of 0.2M. Find the volume…

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

Q: A dilution is performed by taking 0.020 L of a 5.0M NaOH solution. The final volume is 2.0L, what is…

A: Here we are required to find the concentration of NaOH after dilution

Q: How many mL of 6.00 M HCl solution is needed to prepare 175 mL of 0.20 M HCl solution by dilution?

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Q: What will be the final volume of a solution prepared by diluting 25 ml of 8.25 M sodium hydroxide to…

A: We can determine the final volume of NaOH using formula of dilution,              M1×V1=M2×V2 Where,…

Q: What volume of 12.6 M HCI must be added to enough water to prepare 5.00 liters of * ?3.00 M HCI 1.1L…

A: The given problem can be solved by using the formula given below as; M1 V1 = M2 V2…

Q: Calculate the mass of HNO3 in grams required to prepare 5.00 x 102 mL of a 1.50 M solution. [HNO3 =…

A: Steps to find the mass of HNO3: Calculate the number of moles of HNO3 by multiplying the molarity…

Q: What volume of 1.341 M sodium sulfate, Na SO4, must be used to prepare 500.0 mL of 0.1250 M Na,SO4?

A: Dilution :-  When a concentrated solution of molarity M1 and volume V1 is diluted by adding water to…

Q: A solution of 0.5 M NaOH of volume 100 ml is diluted to to make a solution of 0.2M. Find the volume…

A: Molarity of the solution is the number of moles of the Solute Present in one liter of solution. It…

Q: ution is formed by dissolving 25.0 g of NaC is the mass of solution? 25.0 g 750.0g 775.0 g

A: Given, Mass of solute (NaCl) = 25.0 g Mass of solvent (H2O ) = 750 g Mass of solution = mass of…

Q: The number of moles of  NH3 in 225 mL of 2.90 M  NH3 solution

A: Given, Molarity of NH3(M)=2.90M=2.90mol/L Volume of NH3(V)=225ml=(225/1000)L V=0.225L As we know,…

Q: A concentrated solution of an acid  has the m/m% of 88.0% and density 1.20 g/mL.  Calculate the…

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Q: What volume of 17.4 M HCl should be used to prepare 500. mL of a 6.00 M solution of HCl? А. 1450 mL…

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Q: How many grams are needed to create 400.0mL of a 0.500M solution of sodium chloride (NaCI)? 11.7 g…

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

Q: Calculate the percent by weight of a 2.75 M solution NaCl which has a density of 1.08 g / mL.

A: Molarity of NaCl solution = 2.75M = 2.75mol/L Molarity = moles ÷ volume  2.75 moles of NaCl are…

Q: calculate the mass of an 8% niso4 per mass solution that contains 40 g of niso4.

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Q: An aqueous solution containing 30.0% ammonium sulfate by mass has a density of 1.17 g/mL. The molar…

A: 30 Percentage by mass means 30 g of ammonium sulfate is dissolved in 100g of solution.

Q: What weight of CaCl2 is needed to prepare 100mL of a 0.20 M solution? i. 20.0g ii. 0.02g iii. 2.20g…

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Q: 2. What volume of 7.55 M HCl solution must be diluted to prepare 4550 ml of 0.380 M HCI?

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Q: A solution of 0.5 M NaOH of volume 100 ml is diluted to to make a solution of 0.2M. Find the volume…

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Q: What volume of a 0.10 M solution of NaCl is needed to prepare 250 mL of a 0.06 M solution.

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Q: volume

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Q: O Calculate the mass of H2O2 in 5.00 mL of the H2O2 solution.

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Q: A 0.699 M Na2SO4 (molar mass=142.04g/mol) solution has a density of 1.139 g/mL. Calculate the mass…

A: Given Na2SO4 Molarity of Na2SO4=0.699 M Na2SO4 molar mass =142.04 gm/mol density ofNa2SO4=1.139 g/ml

Q: What volume of 12 M HCI is required to prepare 16 L of 0.25 M HCI? 250 mL 333 mL 768 mL 585 mL O 130…

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Q: Calculate the mass (in g) of NaCl needed to make 100.0 mL of a 1.54 M solution (to 3 sig figs).

A: Definition of Molarity- Molarity is the number of moles of solute dissolve in one litre of solution.…

Q: moles of NaCl in 0.100 mL of a 1.20 M NaCl solution

A: Molarity is defined as the number of moles of the solute divided by the volume of the solution in…

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: . Calculate the number of moles in these quantities: (a) 25.0 g KNO3 (c) 5.4 x 102 g (NH4)2C2O4 (b)…

A: We have given that  1. Calculate the number of moles in these quantities: (a) 25.0 g KNO3 (c) 5.4 x…

Q: What volume of a 10.5 M solution of sodium hydroxide (NaOH) must be diluted to prepare a 200. mL…

A: Solution is made up of two components : a solute and a solvent.  Solute is generally present in…

Q: Concentrated HCl is approximately 12 M.  What is the final concentration of HCl after mixing 50.0 mL…

A: Given :- molarity of concentrated solution = 12 M  Initial volume of concentrated solution = 50.0 mL…

Q: What is the volume of 1.0 M hydrochloric acid required to prepare 20-mL of a 0.10 M hydrochloric…

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Q: A solution has the mass% of 12.0% NaOH(aq).  Calculate the molarity of NaOH(aq). NaOH = 40.00…

A: Recall the data, mass % of NaOH =12.0% MM of NaOH = 40.00 g/mole Density of solution = 1.20 g/ mL…

Q: Calculate the mass needed to prepare 263.0 mL 0.50 M NaOH ?

A: Given data Molarity of desired NaOH solution = 0.50 M Volume of the desired solution , V = 263.0 mL…

Q: What mass of NaCl is needed to prepare 100.0 mL of 0.500 M NaCl solution?

A: Molarity is a term which is mainly utilized to explain solute's moles which are available in 1 L  (1…

Q: You have to make 500 mL of a 0.50 M BaCl2. You have 2.0 BaCl2 solution available. Determine the…

A: We have., Concentration of BaCl2 initially, M1 = 2.0 M Volume of BaCl2 needed, V1 = ? Concentration…

Q: A solution prepared by mixing 35 g of NaCl and 100. g of water has a mass percent concentration of…

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Q: Commercial grade HCl solutions are typically 39.0% (by mass) HCI in water. Determine the molarity of…

A: The question is based on the concept of molarity.    it is defined as number of moles of solute…

Q: Determine the concentration of a solution prepared by diluting 25.0 mL of a stock 0.188 M Ca(NO3)2…

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Q: 1- Determine the concentration of a solution prepared by diluting 25.0 mL ofa stock 0.188 M Ca(NO3)2…

A: GivenVolume of the solution = 25.0mlMolarity of the solution = 0.188MNew volume of the solution…

Q: number of grams

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Q: What volume (mL) of a 10.5 M solution of sodium hydorxide (NaOH) must be diluted to prepare a 200.…

A: The solution is given below.

Q: What volume (in L) of 3.0 M CaCl2 is needed to make 65 mL solution of 1.2 M CaCl2?

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