Calculate grams of sucrose that must be added to 206.8 grams of water to prepare a 18.32 % by mass solution. a. 46.4 b. 139 c. 92.8 d. 0.0969 e. 23.2

Q: 25. What is the molarity of an Nal solution that contains 7.0 g of Nal in 21.0 mL of solution? a.…

A: The molarity (M) of a solution is defined as the number of moles of solute present per litre of the…

Q: Describe how to prepare each solution from the dry solute and the solvent. a. 125 ml of 0.100 M…

A: (a) In the given question: Volume = 125 ml Molarity = 0.100 M Molar mass of NaNO3 = 85 g/mol…

Q: Determine the volume in mL of stock solution that must be diluted to produce 4.00 x 102 mL of 0.586…

A:

Q: What is the molarity of a solution prepared by dissolving 0.178 moles of KI in enough water to make…

A: Given, n= 0.178 mol. Volume = 750 mL                = 0.75 mL.

Q: 7. How many grams of NaOH are needed to make 2.00L of a 0.250 M solution? a. 40.0g b. 30.0g c.…

A:

Q: Calculate the mass percent of potassium nitrate in each of the following solutions. a. 2.51 g of…

A: The question is about to calculate the Mass percent of Potassium Nitrate in each of the given…

Q: Calculate the mass of solute (in grams) of a 0.612 m solution that contains 193.44 mL of water. The…

A: Given that ; Molality of solution = 0.612 m Volume of water = 193.44 mL The density of water is 1.00…

Q: Calculate the molality of a 13.5% (by mass) aqueous solution of hydrochloric acid.    A. 156 m B.…

A: Given, Molality = 13.5% by mass HCl

Q: 9. When CH 3OH is dissolved in water, how many particles are in solution? A. 4 B. 6 C. 2 D. 1

A: Methanol (CH3OH ) forms hydrogen bonding in water.

Q: What mass of K2CO3 is present in 0.575 L of a 0.611 M Na2CO3 solution? a. 130.1 g b. 146.8 g c. 65.7…

A:

Q: What volume of a 2.00 M KCl solution is required to prepare 50.0 mL of a 0.150 M KCl solution? a.…

A: We can find the required volume from the stock solution by a dilution equation. The dilution…

Q: 23. What is the normality of 1.00 L of a sodium hydroxide solution that contains 28.6 g of NaOH? a.…

A: The given weight of NaOH is 28.6 g.The volume of a solution is 1.00 L. The mathematical expression…

Q: 11. Find the mass percent of CuSO4 in a solution whose density is 1.30 g/mL and whose molarity is…

A: Ans -  Option (C )  = 15.0%   Given - Density (d) = 1.30g/ml Volume (V) = 100ml Molarity     =…

Q: A 2.0 L of benzene solution contains 10.0 g of toluene (C7H8). Calculate the molarity of the…

A: We have 10 g of toluene in 2L of solution , we have to calculate the Molarity of solution.

Q: 0,500L 40.03 19. What volume of a 1.5 M KOH solution is needed to provide 3.0 moles of a. 3.0 L c.…

A: In the given question, molarity and moles are given. We are asked to find the volume of the…

Q: A solution, which is 9.5 % by mass C3H60 in water, has a density of 0.9849 g/ml. The molarity of…

A:

Q: 26.   A concentrated HCl(aq) has the molarity of 10.6 M and density of 1.59 g/mL., Calculate the…

A:

Q: 3.75 dm3 of distilled water are added to 250.0 cm3 of 3.20 mol dm–3 sodium hydroxide solution. What…

A:

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: A potasium carbonate solution is 14.6% KCO3 by mass and has a density of 0.68 g/mL. Calculate…

A: Molarity is defined as the moles of solute per litre of solution. Note : KCO3 is wrong. Instead of…

Q: What is the molarity of a solution of 25.0 g NaOH (molar mass = 40.00 g/mol) dissolved in  .250 L…

A: Molarity Number of moles of solute substance present in particular volume of solution is known as…

Q: AGNO3 solutions are often used to plate silver onto other metals. What is the maximum amount of…

A: The number of moles is a ratio of the mass of a substance to the molar mass of the substance.…

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: Given that : Mass% of NH3 = 23% Molar mass of NH3 = 17.04g/mol Density = 0.92g/mL = 0.92g/cm-3…

Q: 5.07 M MgSO4 (MM = 120.4 g / mol) solution has a density of 1.26 g / mL. Calculate the concentration…

A: Molarity of MgSO4 = 5.07 M = 5.07 mol/1L Density = 1.26 g/mL Density = mass ÷ volume

Q: he number of moles of solute in a liter of solution. a. Molal concentration b. Molar concentration…

A: 1. Number of moles of solute present in a litre of solution is called molarity. Correct option is B.…

Q: 11.) A 10% solution of ammonia has a density of 0.960 g/mL. What is the molarity of this solution?…

A:

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 much KCl and water  must be mixed to prepare 265. grams of a 11.5 % by mass aqueous solution of…

A: Given-> Weight of solution = 265 gm (m/m)% = 11.5 %

Q: Principal ingredient of an antacid is Al(OH)3 (76.98). The concentration of 0.00400 M Al(OH)3…

A: Given, Molarity of Al(OH)3 = 0.00400 M

Q: Calculate grams of sucrose that must be added to 112.5 grams of water to prepare a 12.5 % by mass…

A:

Q: Calculate the molar concentration of a solution made by dissolving 7.30 g of CuO in enough water to…

A: Given, volume of the solution  = 200 ml = 0.2 L 1) Calculate the number of moles for CuO - Given…

Q: Isotonic saline solution has a mass % NaCl concentration of 0.900%. Assuming its density is 1.00…

A:

Q: What is the molarity of the solution obtained by diluting 125 mL of 2.50 M NaOH to 575 mL? a.…

A: Molarity of solution after dilution can be calculated using formula,