2. What masses of calcium sulfate and water are needed to make 250. g of a 7.5% solution? Show work.

Q: What mass of cesium bromide must be added to 0.500 L of water (d = 1.00 g/mL) to produce a 0.913 m…

A: Molality is defined as the number of moles of solute dissolved per kilogram of the solvent. That is,…

Q: What volume of a 5.0 M CaCl2 solution do you need to make 1.0 L of a 0.1 M CaCl2 solution?

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: How many grams of solution that is 5.2% sucrose by mass are needed to obtain 18g of sucrose

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

Q: 1. Find the molarity of a 500 L solution that contains 10 moles of fluorine solute.

A: Since you have posted multiple questions, we will solve only first question for you. If you want any…

Q: A 500 mL of 3.0 M NaOH solution was diluted in order to produce a 1.0 M solution? What is the volume…

A:

Q: 8. What volume of a 0.500 M solution of Nal could be prepared with 113 g of solid Nal?

A: Given data: Concentration of NaI = 0.5 M or 0.5 mol/L Mass of NaI = 113 g Formula used:

Q: 4. Find the freezing and boiling point of a 0.760 m aqueous solution of a nonelectrolyte.

A: Given data Question-4 molality of solution = 0.76 m solute type = Non-electrolyte Standard values…

Q: How would 1,750 liters of a 0.4 M solution be prepared from another that is 4 M?

A:

Q: If 1.50 mL of a stock solution of 12.0 M HCl is diluted to 25.0 mL, what is the new concentration?

A:

Q: 1. Compute for the mass of NaCl solid that is needed to prepare 25 mL of 5% (mass/vol) solution. 2.…

A:

Q: How many liters of solution would be needed to produce 21.5 g of CaCl2 from a 0.842 M CaCl2…

A: Given: mass of CaCl2 , m= 21.5g Molarity of CaCl2 , M = 0.842 M   To find: Volume of solution needed…

Q: What volume of a 1.1M solution can be prepared with 100g of magnesium nitrate?

A: In this question, we want to determine the volume of the magnesium nitrate.  How we can determine,…

Q: The volume of 13.7 M H2SO4 solution required to prepare 285 mL of 1.17 M H2SO4 is _________mL.

A: Here we have to calculate volume of H2SO4 needed to prepare 285 mL, 1.17M H2SO4 solution-

Q: What volume of a 0.1 M Sodium Hydroxide solution could be made with 200g of solute?

A: Given data: Molarity = 0.1M Weight of solute = 200 grams

Q: How many grams of 10% and 40% sodium chloride must be mixed to obtain 200g of a 20% solution?

A: 10%, 20% and 40% NaCl solution means 10, 20 and 40 gm NaCl are present in 100 gm, 100 gm and 100 gm…

Q: 1. a) What volume of 8.40 N Al(OH)3 will be used to prepare 350.0 mL of 2.10 M solution? b) How many…

A: Solution -

Q: 1 How many grams of KBr are needed to make 350 mL of a 0.500 M solution? A. 4.50 g B. 56.4 g C 20.8g…

A: “Since you have asked multiple question, we will solve the first question for you. If you want any…

Q: 4. Calculate the percent by volume of a solution created by adding 75.0 mL of acetic acid to 725 mL…

A: Percent by volume is equal to the volume of acetic acid divided by the volume of solution multiplied…

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: How many grams of solute are present in: a.225 grams of 12.5% MgCl2 solution? b.736 milligrams of…

A:

Q: What mass (in mg) of aluminum sulfate is required to prepare 500.0 g of a solution that contains…

A: Here the concentration of aluminum sulfate is expressed in terms of ppm. That is also identified as…

Q: a) How much volume of water in liters should be added to 98% H₂SO4 solution (Sp. Gr.= 1.82) to…

A: Since you have posted multiple subparts in question so we are answering first question(a) for…

Q: What mass of MgBr2 is required to make 250.0 ml of 0.75 M MgBr2 solution

A: Mass of MgBr2

Q: mass

A:

Q: What volume of 8.25 M HCl solution must be diluted to prepare 2.40 L of 0.500 M HCl solution?

A: GivenMolarity of Stock solution = 8.25 M = M1Volume of Stock solution = To be determined Molarity of…

Q: What mass of MgF2 is contained in 80.85 g of a 22.4% by mass solution of MgF2 in water?

A:

Q: How many mL of concentrated nitric acid (HNO 3, 15.0 M) should be diluted with water in order to…

A: Given:Volume of Nitric acid =?Molarity of Nitric acid = 15MRequired solution : volume = 2L…

Q: Concentrated HBr is 48% HBr by mass and has a density of 1.50 g/mL.How many grams of concentrated…

A: Given: Concentration of final solution = 1.50 M Volume of final solution = 750 mL = 0.750 L…

Q: What volume of water do you need to yield a 1.5 M potassium chloride solution from dissolving 35.0 g…

A: Given:1.5 M potassium Chloride  Amount :35.0 g  Molarity=(weight/Molecular weight) x (1000/V(ml)…

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: How many moles of MgCl2 are present in 59.5 mL of 0.220 M MgCl2 solution?

A: Molarity of a solution represents the concentration of solution, which is the total amount of solute…

Q: A laboratory procedure calls for a 0.250 M solution of cobalt (II) chloride. How many grams of…

A: Molarity = moles / volume (in L)  Given that , molarity = 0.250 M      Volume = 0.500 L

Q: How would you prepare 580 mL of 8.3 M NaCl solution? Dissolve _______________g of NaCl in a minimum…

A: Given: Molarity of NaCl solution that has to be prepared = 8.3 M. Volume of the NaCl solution that…

Q: How many grams of CaCl2 are needed to make 388.8 g of a solution that is 34.0% (m/m) CaCl2 in water?…

A: A numerical problem based on making aqueous CaCl2 solution, which is to be accomplished.

Q: mL of 0.600 M LiCl

A:

Q: How many grams of NaCl should be added to 225 g of water to prepare a 7.52%(m/m) NaCl solution?

A: Given: The concentration of the NaCl solution in terms of mass %=7.52%. The mass of water taken to…

Q: How many grams of caffeine need to be added to 850 ml of benzene to make a 0.55 m solution? Density…

A: The molality of the solution is defined as the ratio of no of moles of solute to that of mass of…

Q: How many grams of CaCl2 were used to prepare 0.250 L of a 0.143 M CaCl2 solution?

A: Given :- molarity of CaCl2 solution = 0.143 M or 0.143 mol/L  Volume of solution = 0.250 L  To be…

Q: solution

A:

Q: How are parts by mass and parts by volume used in calculations?

A: Parts by mass and volume in calculations:Parts by mass and parts by volume are units of expressing…

Q: Calculate the mass of 8.00% MgSO4 solution that contains 55.0g of MgSO4

A: Given, mass of MgSO4 = 55.0 g Let mass of solution = x g

Q: What is the percent by mass of NaCl in 1.60 M NaCl solution? Assume that the solution has a density…

A: The number of moles of NaCl (n) is calculated in 1 liter (or 1000 mL) of solution using equation (1)…

Q: A Pb-concentrated water sample contains 0.0011% Pb by mass. How much of the water (in mL) contains…

A:

Q: How many grams of sodium nitrate are needed to prepare 1.85 liters of a 0.995 M sodium nitrate…

A: Moles of a particular compound can be determined by calculating the product of the molarity and the…

Q: How many mL of a 15% (w/v) solution must be administered to deliver 8.0 g of solute?

A: 15% (w/v) solution = mass of solute in gvolume of solution in mL×100

Q: What volume of 5.0 M sucrose solution is needed to make 3.00 L of 0.043 M sucrose solution?

A: Given that : For initial solution of sucrose, Concentration (c1) = 5 M For final solution of…

Q: 9. 200 g of 25 % NaCl solution have g of NaCl dissolved in g of water.

A: 25% solution means, per 100 g of solution contains 25 g of solute

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

A: