1. Calculate the mass (in grams) of magnesium chloride (MgCl) that would be needed to prepare 250 ml of a 20% by mass aqueous solution of salt. The density of the solution is 1.1 g/ml.

Q: To what volume should you dilute 150.0 ml of an aqueous 6.00 M iron (II) bromide solution so that…

A: molar mass of FeBr2=215.65g/mole mass of solute given =5.35g using molarity formula calculate the…

Q: What mass of sodium chloride is required to prepare 100.0 mL of a 0.217 M NaCl solution?

A:

Q: Calculate the mass of NaCl in a 42 - mL sample of a 1.6 M NaCl solution.

A: Consider the given information is as follows; Volume of the solution = 42 mL = 0.042 L Molarity of…

Q: Commercial hydrochloric acid is 12.1 M. What volume of commercial HCl solution should be used to…

A: The dilution formula is given below.M1V1 = M2V2M1 = molarity before dilutionM2 = molarity after…

Q: Calculate the molarity of a flask that contains 2.53 moles of potassium sulfate in 142 ml of…

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Q: Calculate the approximate mass of NaOH required to prepare 500 mL of a 0.125 M NAOH solution.

A: Solution :      The molarity of the solution is defined as the number of moles of solute dissolved…

Q: What volume, in mL, of 2.52 M HCl is required to prepare 176.5 mL of a 0.449 M HCl solution?

A: Given: M1= 0.449 M M2= 2,52 M V1= 176.5 mL V2= ?

Q: How much solid calcium hydroxide is required to make 750 mL of a 1.50 M calcium hydroxide solution?…

A: We know that, Molarity = number of moles/volume in litre And, Number of Moles = mass/molar mass

Q: What volume of stock solution do you need to prepare 50.00 mL of .0125 M HCl solution from 1.25 M…

A:

Q: Calculate the mass of NaCl in a 55 mL sample of a 3.5 M saline solution

A: Given, Volume = 55mL molarity of solution = 3.5M molar mass of NaCl = 58.44 g/mol

Q: The calcium concentration in a certain brand of spring water is 127 ppm. What is the molarity of…

A: Molar mass of Calcium is 40.078 g/mol  40.078 g  or 40078 mg of Calcium dissolve in 1 L water to…

Q: How many grams of NaCl are needed to prepare 15.2 mL of a 0.56 M NaCI (aq) solution?

A: Given :  Volume of solution = 15.2 ml  Molarity = 0.56 M  Molar mass of NaCl = 58.5 gm/mole

Q: 1. Calculate the Molarity of 0.524 mol of glucose in 895 mL of solution.

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Q: Calculate the molarity of a solution that contains 17.00 grams of NaCl in 766.00 mL of solution.

A: The number of moles of a species is calculated by expression (1), in which, n is the number of…

Q: 2. Determine the concentration of a diluted solution of sodium chloride that was prepared by…

A:

Q: What mass of NaCl (s) must be added to 100.0 mL of water to prepare a 0.50 M solution of NaCl? You…

A: Calculate the number of moles of NaCl: 1 mL = 0.001 L

Q: What mass of NaOH is contained in 290.0 mL of a 0.470 M sodium hydroxide solution? Mass = ____ g

A: Given data: Volume of NaOH = 290.0 mL Molecular weight of NaOH = 40 g/mole Molarity = 0.470 M

Q: Determine the concentration of a diluted solution of sodium chloride that was prepared by diluting…

A: This problem belongs to topic " Diluted solutions ". We are having a formula  M1 V1    =   M2 V2…

Q: 1. Determine the mass (in grams) of sodium chloride needed to prepare a 500.0 mL of a 2.0 M…

A: Given data: Volume of solution = 500.0 mL Molarity of solution = 2.0 M

Q: What mass of NaCl is present in 50.0 mL of 1.05 M NaCl solution?

A: given : volume = 50.0 ml = 0.05 L Molarity = 1.05 M we have to find mass of NaCl ? Moles = Molarity…

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 volume of 12M HCl solution is required to prepare exactly 500. mL of a 0.60M HCl solution?

A: In the dilution process, the relationship between initial and final concentrations and volumes of…

Q: Calculate the molarity of a solution containing 5 g of NaOH in 450 mL solution? Note molar mass for…

A: The given data contains, mass of NaOH = 5 g. Volume of solution = 450 ml. = 0.45 L. molar mass of…

Q: How many mL of a 1.0 M NaOH solution would be used to deliver 20 grams of NaOH?

A:

Q: A solution of nitric acid has a density of 1.400 g/mL and is 13.250 M. Calculate the percent HNO3 by…

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Q: How many grams of sodium hydroxide are present in 247.0 mL of a 0.500 M NAOH solution? mass of…

A:

Q: Calculate the mass of NaCl in a 38 mL sample of a 1.4 M NaCl solution.

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Q: What volume (mL) of a concentrated solution of sodium hydroxide (6.00 M) must be diluted to 200 mL…

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Q: What mass of Na2SO4 is required to prepare 400. mL of 1.50 M Na2SO4 solution?

A:

Q: How many mL of water should be added to 50.0 mL of a 15.0 M H2SO4 solution to give a final…

A: In the dilution process, the relationship between initial and final concentrations and volumes of…

Q: Calculate the mass of NaClNaCl in a 38 −mL−mL sample of a 1.3 MM NaClNaCl solution.

A: Molarity of NaCl = 1.3 M = 1.3 mol/L Since Molarity = moles of NaCl / Volume of NaCl in Litre. Given…

Q: How would you prepare 78.0 g of an aqueous solution that is 5.00% potassium iodide, Kl, by mass?

A:

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: calculate the mass of sodium chloride necessary to prepare 100.00 mL of 0.100 M NaCl solution.

A:

Q: What volume of 7.55 M HCl solution must be diluted to prepare 4550 mL of 0.380 M HCl?

A:

Q: 4. 2 Calculate the mass of Na2Cr207 required to prepare 150.0 mL solution of 4.8121 X 1022 sodium…

A:

Q: How many milliliters of a 0.900% (m/v) normal saline solution can be prepared from 2.00 g of sodium…

A: Percentage (mass/volume) can be defined as the weight of solute in g per volume of solution in mL,…

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: 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 molarity of a solution that contains 50.0 grams of naoh in 750 ml of solution

A: The molarity of any solution is given by  Molarity = moles of solute / volume of solution in L

Q: What is the ppm concentration of 6.00 mL sample of solution that has 3.6 x 10-4 g of sodium ions? *

A: ppm is parts per million means parts of solute present per million (per 106) parts of solution.

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: Calculate the volume of a 1.6M solution of HCN made from 45.0 grams of HCN?

A: Molarity is given by the number of moles per litre of the solution. Number of moles is given by the…

Q: How many mililiters of water should a chemist add if they want to prepare an 0.200 M aqueous…

A:

Q: Calculate the molarity of a solution made from 20.0 g of NaOH in 250 mL of solution.

A: Given, Mass of NaOH = 20.0 g The molar mass of NaOH = 40 g/mol

Q: 1. What are the parts of a solution? A. water and salt B. solution and solute C. solvent and solute…

A: The homogeneous mixture of two or more substances is known as a solution.

Q: What mass of NaOH is contained in 160.0 mL of a 0.380 M  sodium hydroxide solution?

A: First, the moles of NaOH present in the solution is calculated.

Q: Upon adding 275 mL of water to 275 mL of a 0.310 M aqueous solution of NaOH, the concentration of…

A: HALF Concentration = Mass/Volume As the mass of NaOH, or moles of NaOH in solution does not changes…

Q: 5.50 L of 13.3 M H 2 CO, the formaldehyde used to “fix” tissue samples 1.Number of moles 2. Total…

A: Given,  Molarity of H2CO = 13.3 M  Volume of the solution = 5.50 L  Calculate the  1. Number of…

Q: Calculate the molarity of a solution that contains 9.0 grams of (COOH)2 in 1500 ml of solution

A: Given :-  mass of (COOH)2 = 9.0 g  volume of solution = 1500 mL or 1.5 L  To calculate :-  molarity…