If you have 5.2 g of CaCl_2 an you want to make a 2.5 M solution, what volume in liters should CaCl_2 be diluted to?

Q: What mass of NaCl is present in 125.0 mL of a 0.100 M NaCl solution?

A: Volume of solution in L = 125/1000 = 0.125 L Since molarity = moles of solute / volume of solution…

Q: How many liters of a 3.55 MM KClKCl solution are needed to provide 45.8 gg of KClKCl?

A: Since, Molarity is the number of moles of solute dissolve in one litre of the solution. Thus,

Q: A Pb contaminated water sample contains 0.0013 % Pb by mass. How much of the water (in mL) contains…

A: The mass percent refer the mass of solution in 100gm of solution  Use this is a conversion factor to…

Q: 71.  What mass of solid NaOH (97.0% NaOH by mass) is required to prepare 1.00 L of a 10.0% solution…

A: Given,Volume of solution = 1.00L. Density of 10.0% solution = 1.109g/mL.

Q: 6. A glass of salt water (NaCl + H₂O) has a density of 1.11 g mL-¹ and a molarity of 0.280 M. What…

A:

Q: What volume of 0.48 M NaCl solution contains 175.6 grams of NaCl?

A: First, calculate no of moles of NaCl No of moles of NaCl = Mass/Molar mass = 175.6g/(58.44gmol-1) =…

Q: What is the molarity of an aqueous solution prepared by adding 36.5 g of barium chloride to enough…

A: Molarity is defined as total number of moles of solute present in 1000 ml of solution Molarity =…

Q: You make a solution using a solid solute (total volume 100mL). The molar mass of the solute is 110…

A: To calculate the molarity of the solution, we need to know how many moles of the solute are…

Q: 5. Consider a solution composed of toluene (CHs) and benzene (C6H6) with volumes 50 mL and 125 mL,…

A: Volume (Toluene)=50 mL 1 mL= 1 cm3 Mass of toluene= Density x Volume Mass of toluene= 0.867 g/cm3 x…

Q: Casey needs to prepare 100.0 mL of a 0.50 M NaOH solution from a 2.0 M NaOH solution. How should…

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

Q: 3. Commercial concentrated aqueous ammonia is 28% NH3 by mass and has a density of 0.90 g/mL. What…

A:

Q: To what volume should you dilute 125 mL of an 8.00 M CuCl2 solution so that 50.0 mL of the diluted…

A: In the given question we have to calculate the volume of diluted solution by using the dilution law,…

Q: A 8.0 m NaCl solution would have what mass percent of NaC in the solution? The molar mass of NaCl is…

A: Molality is the way to express the concentration of any solution. It can be defined as the number of…

Q: To what volume should you dilute 133 mL of a 7.90 M CuCl2 solution so that 51.5 mL of the diluted…

A: from molarity of initial solution calculate mole of copper Sulphate And then amount of copper…

Q: A 6.9 M KOH solution in water has 30% by weight of KOH. What is density of KOH in g/mL

A: Given: Molarity of KOH solution = 6.9 M Weight % of KOH = 30% Molar mass of KOH = 56 g/mol

Q: Consider a solution composed of toluene (C7H8) and benzene (C6H6) with volumes 50 mL and 125 mL,…

A: The molarity of a solution depends on the number of moles of the compound and the volume of the…

Q: What is the total mass (in grams) of a solution that contains 22.5 grams of MgCl2 where the solution

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Q: What volume of 0.5 M NaCl solution contains 212.9 grams of NaCl?

A: Molarity is the number of moles of solute dissolve in one litre of the soltion.

Q: 5: An 8.0% NaCl solution has a density of 1.05 g/mol. What is the molar concentration (M) of the…

A: Density, mass and volume are related as Density(d) = mass/volume. Volume = mass/density. Given, 8%…

Q: 10. Find the molarity of 21.4 m HF. This aqueous solution has a density of 1.101 g/mL.

A:

Q: 14. A 25.0 mL sample of concentrated H3PO4 (14.7 M) is diluted to a final volume of 750.0 mL. What…

A: Dilution is the process of decreasing the concentration of a solute in a solution usually simply by…

Q: How many liters of a 3.85 M K2SO4 solution are needed to provide 95.4 g of K2SO4(molar mass 174.01…

A: The molarity of the solution is given as 3.85 M K2SO4 and it is required to calculate the volume. To…

Q: An ammonia solution is 23% NH3 by mass and has a density of 0.92 g/mL at 20°C.  What is the molarity…

A:

Q: If 483 g of water is added to 75 g of a 4.6-m NaCl solution, what is the mass percent of NaCl in the…

A: Total mass of the solution = mass of water + mass of NaCl solutionTotal mass of the solution = 483 g…

Q: A potassium bromide solution is 7.55 % potassium bromide by mass and its density is 1.03 g/mL. What…

A:

Q: Lead is a toxic metal that affects the central nervous system. A Pb-contaminated water sample…

A: Percent mass of a solute is related to mass of a solution as shown below:

Q: If 20.1408 g of KNO, (MM = 101.10 g/mol) is dissolved in 15.06 mL of water at 66.8°C (Density(H,O)…

A: Answer: Solubility of a compound in water at a particular temperature is the maximum amount of…

Q: 50.0 mL of a 6.0 M stock solution of K2SO4 is diluted to make a 2.0 M solution.  How many mL of…

A: Given data: Volume (V1) = 50.0 mL Molarity (M1) = 6.0 M Molarity (M2) = 2.0 M Volume (V2) = ?

Q: Suppose we want to express the concentration of a 0.396m glucose (CeH;2O6) solution in molarity.…

A: Molar mass is the mass expressed in grams of 1 mole of a substance. It is specific for a given…

Q: c. 8.50 g of NH4 Cl in 270.0 mL of solution M NH4 Ma- M

A:

Q: How many mL of a 5.02% copper(I) bromide solution contains 2.66 g copper(I) bromide?  The density of…

A: Mass percent :- The mass of solute present in 100 grams of solution is known as its mass percent .…

Q: Stock solution of HF is 49 % HF by mass and has a density of 1.17 g/mL.  What is the concentration…

A: The mass percent concentration of HF solution is = 49 % The density of the solution is = 1.17 g/mL…

Q: 674 g of water is added to 18 g of a 2.2-m NaCl solution, what is the mass percent of NaCl in the…

A: The solution is as follows:

Q: 10. The trigylceride (C57H110O6) content of a blood sample is 125 mg in 10.0 mL. What is the…

A: The concentration of the solute in the solution can be evaluated by different means such as the mole…

Q: To prepare 100 ml of 0.40 M NaCl solution from a 1.0 M solution you should mix: a) 40 ml of 1.0 M…

A: To prepare 100 ml of 0.40 M NaCl solution from a 1.0 M stock solution, the volume of stock solution…

Q: o what volume should you dilute 125 mL of an 8.00 M CuCl2 solution so that 50.0 mL of the diluted…

A:

Q: What volume of 0.48 M NaCI solution contains 175.6 grams of NaCl?

A: Given:  Mass of NaCl (solute),w = 175.6 g  Molarity of NaCl solution,M=0.48 M = 0.48 mol/L  We know,…