A 501-mL sample of a 0.184-M CaCl2  solution is left on a hot plate overnight; the following morning, the solution is 1.27 M. What volume of water evaporated from the 0.184 M CaCl2 solution? Volume =  ____mL

Q: How much Ba(OH)2 in mg per mL solution is contained in 0.400 M Ba(OH)2 (FW 171.34 g/mol)

A: Given: Concentration of Ba(OH)2=0.400M=0.400 mol/L Ba(OH)2 in mg/mL=?

Q: 7. Exact amount of 25.0 ml NaOH solution whose concentration is 0.974 M was delivered from a pipet.…

A: Given Volume of NaOH solution = 25 ml Molarity of solution = 0.0974 M

Q: A student prepared a stock solution by dissolving 10.0 g of KOH in enough water to make 150. mL of…

A:

Q: you have a 1.250 M HCl solution and you need to make 500.0 mL's of 0.1000 M HCl solution. What…

A: Consider the given information is as follows; The initial concentration of HCl M1 = 1.250 M The…

Q: A 10 % solution of NaCl means that in 100 grams of solution there is? a. 5.85 g NaCl b. 58.5 g…

A: A multiple choice question based on percentage of solution, which is to be accomplished.

Q: A student wishes to prepare 125-mL of a 0.172 M nickel(II) sulfate solution using solid nickel(II)…

A: Given information, Volume of solution = 125 mL Concentration of the solution = 0.172 M   Molarity of…

Q: In the laboratory you dilute 4.46 mL of a concentrated 6.00 M hydrochloric acid solution to a total…

A:

Q: ollowing the procedure, a student recorded the initial volume of sodium hydroxide in his buret as…

A: Molarity can be defined as the number of moles of a substance that is dissolved in 1 liter of the…

Q: 1. A blood serum sample is analyzed and found to contain 102.5 µg Ca²*/mL serum. The density of the…

A: 3) Given that: Molarity of Cr3+ = 0.125 M Molarity of MnO4- = 0.200 M Volume of MnO4- = 12.00 mL

Q: You have a stock solution of 14.8 M NH3. How many millilitres of this solution should you dilute to…

A: You have a stock solution of 14.8 M NH3. Volume (in mL) of this solution should you dilute to make…

Q: 1 What mass of solid radium sulfate (the most insoluble compound known) will remain when 10 L of a…

A: The answer to the following question is-

Q: A tablet contains 0.080 g of ascorbic acid (M, = 176). What is the concentration of ascorbic acid…

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

Q: What volume, in mL, of a 4.75 M phosphoric acid solution is needed to neutralize 13.88 mL of a 6.25…

A: Phosphoric acid reacts with potassium hydroxide to form sodium phosphate and water. The hydrogen ion…

Q: he standardization of iodine solution was conducted using 10.0 mL of a standard 1.00 m ith the…

A: Given, Volume of acid  = 10.00 mL Density = 1.00 mg/mL Mass = V × d   = 10.00 × 1 = 10.0 mg MMoles…

Q: A 65.0 mL65.0 mL portion of a 1.50 M1.50 M solution is diluted to a total volume of 228 mL.228 mL. A…

A: Molarity(M) is the moles of solute per unit volume of the solution in liters. It's unit is mol/L

Q: A tablet contains 0.080 g of ascorbic acid (M, = 176). What is the concentration of ascorbic acid…

A:

Q: A student is asked to prepare 250 mL of a 0.0104 M NaCl solution. The student found a stock bottle…

A: Given: A student has to prepare 250 mL of 0.0104 M NaCl solution using 34.7 mL of 0.0723 M NaCl…

Q: To make 308 mL of a 0.531 M solution of HCI, how many mL of a 3.4 M solution should be used? Report…

A: The question is based on the concept of solutions. we have to dilute the stock solution to prepare…

Q: What volume of 5.65 M HCl can be made by mixing 6.55 M HCl with 300 mL of 4.45 M HCl?

A: We will use the formula: M1V1  + M2V2   =  M3V3 M1  = 4.45 M V1  = 300 ml M2 = 6.55 M V2 = x ml M3 =…

Q: A 64.0 mL64.0 mL portion of a 1.40 M1.40 M solution is diluted to a total volume of 258 mL.258 mL. A…

A:

Q: what the concentration of NaCl in the original solution?

A: Given :- mass of NaCl = 0.505 g              Initial volume of solution = 75.0 mL   To calculate :-…

Q: What would be the final concentration if a 7.56 mL solution of 12 M NaCl solution is diluted to a…

A:

Q: At your next lab assignment, you are instructed to prepare 250 mL of 0.500 mol/L HCl by dilution of…

A:

Q: A student removes 25 mL of 3.0 M NaOH and dilutes it to final volume of 350 mL. What is the…

A: Given,  Initial volume, V1 = 25 ml  Initial concentration, S1 = 3.0 M  Final Volume, V2 = 350 ml…

Q: A highly concentrated hydrochloric acid solution is 12 M. What volume of a 12 M stock solution of…

A: We define Molarity is defined as moles of solute upon the volume in litre

Q: A 53.0 mL53.0 mL portion of a 1.70 M1.70 M solution is diluted to a total volume of 248 mL.248 mL. A…

A:

Q: In the laboratory a student combines 46.6 mL of a 0.307 M iron(III) fluoride solution with 22.4 mL…

A: GIVEN: The Volume of Iron(III) Fluoride = 46.6 mL The concentration of Iron(III) Fluoride =0.307 M…

Q: the laboratory, a student dilutes 28.1 mL of a 8.85 M hydrobromic acid solution to a total volume of…

A: In this question, we will determine the concentration of dilute solution.  You can see the whole…

Q: 1. A blood serum sample is analyzed and found to contain 102.5 µg Ca*/mL serum. The density of the…

A: 1. Here we will calculate concentration of Ca2+ with different unit. The density of the serum is…

Q: A chemist needs 13.81 mL of 1.458 M NaCl. What volume in mL of 3.767 M NaCl must be diluted in water…

A: Moles before dilution and after dilution ae same as per mole concept.

Q: A 21.8 mL solution of 14.2 M HCl is diluted to 228 mL. What is the new concentration of the acid…

A: Given : Initial concentration of HCl = 14.2 M Initial volume of solution = 21.8 mL And final volume…

Q: What laboratory equipment do you need to prepare 250 mL of a 0.010 M solution of NaCl from a stock…

A: The molarity of a solution is used to define the concentration of solute in that solution. The…

Q: What volume of a 0.142 M perchloric acid solution is required to neutralize 24.0 mL of a 0.182 M…

A:

Q: 35. To what volume should 675 g of AgNOs be diluted in order to prepare a 0.25 M solution? 36. What…

A: The amount of solute in a given volume of solution is measured in molarity (M). The moles of a…

Q: The solubility of the hydroxide of a hypothetical metal, Me, in water is 131.34 g MeOH per 44.13 mL…

A: Given the solubility of MeOH in water = 131.34 g MeOH per 44.13 mL water Hence we have to use…

Q: What volume (in mL) of water must you add to 25.0 mL of a 0.250 M NaBr solution to produce a 0.0185…

A:

Q: What mass (in grams) of NaCl is needed to create 10.00 mL of a 0.10 M solution? mass of NaCl = What…

A:

Q: The solubility of the hydroxide of a hypothetical metal, Me, in water is 94.89 g MeOH per 64.88 mL…

A: The amount of water is needed 42.82 mL.

Q: A sample of drinking water is determined to be contaminated with dioxin. The mass percentage of…

A: Given: Mass percentage of dioxin = 0.085% Volume of solution = 2.5 L Density of solution = 1.00 g/mL

Q: 22. Which of the following aqueous solutions contains the greatest number of ions in solution? a.…

A: (a)2.0 L of 2.00 M sodium phosphate.

Q: In the laboratory you dilute 2.50 mL of a concentrated 12.0 M hydroiodic acid solution to a total…

A: According to volumetric principle M1 = Molarity of HI before dilution = 12.0 M V1 = Volume of HI…

Q: . What volume of a 1.00 M HCI solution is required to create 200 mL of a 0.250 M HCI solution? A.…

A:

Q: A 25.0 mL sample of a 30.0%(w/w) HF solution has a density of 1.101 g/mL. The sample is diluted to a…

A: 1) Calculate the mass of HF in 25.0 mL solution 30.0w/w %  solution. (w/w)% indicates the mass of…

Q: In the laboratory you dilute 2.53 mL of a concentrated 12.0 M hydrochloric acid solution to a total…

A:

Q: . A chemist wants to make 100 of a 0.15 M AlCl 3 (aq) solution. How many grams of aluminum chloride…

A: Applying mole concept.

Q: In the laboratory, a student dilutes 23.6 mL of a 8.08 M nitric acid solution to a total volume of…

A: The molarity is one of the most important method to express the concentration of a solution. It is…

Q: If 30. g of AgNO3 is available, what volume of 0.10 M AgNO3 solution can be prepared? Volume =…

A: Molarity is the concentration unit .It is defined as moles of solute in Liter of solution . It is…

Q: You are asked to make a stock solution of NaCl and dilute it to a 25 mL of 0.72 M and a 25 mL of…

A: We can make 100 mL of 1 M NaCl solution as stock solution. To make 100 mL of 1 M NaCl solution , the…