What was the concentration of my stock solution if I used 34mL of it to make 125ml of a 1.6 M dilution?

Q: 400.0 mL of a 0.455 M solution of NaCl is diluted to 900.0 mL. What is the new concentration of the…

A: Given, 400.0 mL of a 0.455 M solution of NaCl is diluted to 900.0 mLwe are asked to calculate the…

Q: 3. As part of an experiment, you need to make 150 mL of a 0.750 M ammonium hydroxide solution from…

A: Molarity of the required solution, C = 0.750 M or 0.750 mol/L  Volume of the required solution, V =…

Q: An experiment calls for you to use 100.00 mL of 0.500M HCl solution. All you have available in the…

A: Desired solution:Volume = 100.00 mL = V1Molarity = 0.500M HCl = M1Available solution: Volume =…

Q: How many milliliters of 11.0 M HCl(aq)11.0 M HCl(aq) are needed to prepare 275.0 mL275.0 mL of 1.00…

A: The molarity is equivalent to the ratio of the moles of the species to the volume of the solution.

Q: How many milliliters of 11.5 M HCl(aq)11.5 M HCl(aq) are needed to prepare 850.0 mL850.0 mL of 1.00…

A: The number of moles of HCl does not change on dilution. The required volume of the 11.5 M HCl is…

Q: What volume of 0.7777 M HNO3 is needed in order to produce 200 mL of 0.1550 M HNO3?   12.24 mL…

A: Given data - - > M1 = 0.7777 M V1 =? M2 = 0.1550 M V2 = 200 ml We know that from the formula M1V1…

Q: What volume (in ml)  of a 12.00M stock solution of HCl is required to prepare 500.00ml of a 3.65…

A: The mass of HCl standard = Density × Volume The mass of HCl standard = 3.65 × 10-3 g/mL × 500 mL =…

Q: 715 mL of water was added to 40.0 mL of 0.550M MgCl4 solution. Assuming the volumes are additive,…

A: Dilution of the solution: When we dilute a concentrated solution with pure water, the mole of solute…

Q: When dispensing 50.0 mL of a volumetric solution using a 50 mL capacity burette, why should the…

A: Burets can be used to measure volumes upto 50ml with both precision and accuracy, because they are…

Q: How many mL of 0.6200 M nitric acid are needed to make 149.35 mL of 0.06600 M nitric acid?

A: Given that: molarity of nitric acid, M1 = 0.6200 M molarity of nitric acid, after dilution M2 =…

Q: A venti pour Blonde Roast coffee from Starbucks contains 232 mg of Caffeine (C8H10N4O2) per 20.0…

A: Given ,          mass of caffeine=232 mg=0.232 g        volume of solution-20.0 fluid ounces

Q: A 25 ml aliquot of a 2.00 M stock solution is placed in a 300. mL volumetric flask. When it is…

A: Given that, M1=2.00M , V1=25 mL M2=? , V2=300mL

Q: Suzy is titrating 10 mL of potassium hydroxide with 6.7 mL of 0.15 M sulfuric acid. What is the…

A: This problem can be solved by using the molarity equation which is :                   M1 V1n1=M2…

Q: the concentration of lithium dissolved in the oceans of the world is about 2.9x10^-5 M if i want to…

A:

Q: If the concentration of a stock solution is 0.152M, what is the concentration of 10.0mL of the stock…

A: C1=0.152M V1=10.0ml V2=100ml C2=?

Q: If a student wants to make 205.0 mL of a 1.12M stock solution of SrCl 2, how many grams of solid,…

A: Given that : The volume of stock solution = 205.0 mL Molarity of stock solution = 1.12 M We have to…

Q: You have a substance that has a molecular weight of 163.03g/mol. You add 0.82g of the substance to…

A: The objective of the question is to calculate the concentration of a solution in millimoles when the…

Q: 20.0 mL of 0.30 M Nickel Sulfate (NISO4) was mixed with 35 mL of 0.70 M NISO4, what is the final…

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Q: You have a stock solution of NaOH which is 0.1 M. if you wanted to prepare 5 mL of 0.057 M NaOH, how…

A: Dilution of the solution: On dilution of the solution with the pure water, the mole of solute…

Q: In the laboratory, a student dilutes 17.8 mL of a 8.25 M hydroiodic acid solution to a total volume…

A: Given: Concentration of concentrated HI solution = 8.25 M Volume of concentrated HI solution = 17.8…

Q: Dissolved particles in the blood has a total concentration of 0.30 M. A person was given 150 mL per…

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Q: What is the volume of a 2.34 M NaOH solution needed to make 150.0 mL of a 0.800 M NaOH solution

A:

Q: To prepare a 250 mL, 0.55 M NaOH solution from a 0.69 ±0.01 M stock solution, what is the volume of…

A: Given that:  Molarity of stock NaOH solution(M1) = 0.69M Molarity of final NaOH solution(M2) = 0.55M…

Q: if you want to make 1000.0 mL of a 0.150 M solution starting with a standard solution of 0.550 M,…

A:

Q: You have 25 mL of a 2.6 M ammonia stock solution. What is the molarity of the solution if you add 75…

A: C1 x V1 = C2 x V2

Q: What is the molarity of a sodium hydroxide solution if 11.07 mL of 0.097 M hydrochloric acid…

A: The molarity of a sodium hydroxide solution if 11.07 mL of 0.097 M hydrochloric acid required 17.61…

Q: A stock solution of 30.0 mL of a 12 M HNO3 solution was acquired. If 2 mL of the stock solution was…

A:

Q: The stock solution of 13.60 M NH4OH is used to make 500.00 mL of a 0.001000 M solution. How many mL…

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Q: You have a stock solution of 5.0 M NaCl. If you want to make 300.0 mL of 0.150 M NaCl, how many…

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Q: You dilute 6.50mL of a 0.987 M solution to a final volume of 50.00mL. Then, you take 25.00 mL of…

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Q: 10. What weight (in grams) of KCI is there in 2.50 liters of 0.500 M KCI solution?

A: To calculate the weight of KCl, we need to use the formula: mass = moles x molar mass

Q: How many milliliters of 11.5 M HCl(aq)11.5 M HCl(aq) are needed to prepare 155.0 mL155.0 mL of 1.00

A:

Q: You add 50. mL of water to 30. mL of a 0.50 M stock HCl solution. What is the [HCl] of the new,…

A: Given:: Initial, M1= 0.50 M , V1= 30. mL  Final, M2= ? V2= (30+50)= 80 ml

Q: Stock hydrochloric acid (HCI) has a concentration of 12.1 M. What volume of concentrated HCI, in mL,…

A: Dilution :  Addition of solvent to the solution is called dilution  In dilution process number of…

Q: You have a standard stock 1.65 M solution of NaH2PO4. For an experiment you require 236 mL of a 0.82…

A: Given that -  Molarity of the stock NaH2PO4 Solution = 1.65 M  Molarity of diluted NaH2PO4 solution…

Q: How many milliliters of a stock solution of 11.1 M HNO 3 would be needed to prepare 0.500 L of 0.500…

A:

Q: You have stock solutions of 2.0 M copper sulfate and 5 M NaCl. You want to prepare a solution with a…

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Q: What is the dilution factor needed to change a 1:2 dilution to a 1:10?

A: To change 1:2 dilution to a 1:10, we have to dilute solution by a factor of 5.

Q: What volume, in millileters, of 4.0 M NaOH is needed to prepare 145mL of .45 M NaOH?   16mL…

A: We can use equation of dilution for solving this problem. That is, M1V1 = M2V2

Q: A 35.6 mL solution of 15.8 M HCl is diluted to 191 mL.  What is the new concentration of the acid…

A: the answer is given as follows

Q: How many millimetres of 3.0 M H2SO4 are needed to make 450 mL of 0.10 MH2SO

A: The molarity is the concentration term defined as the number of moles of solute dissolved per liter…

Q: In the laboratory, a student dilutes 21.5 mL of a 6.29 M hydroiodic acid solution to a total volume…

A: When we dilute a concentrated solution with pure water, the mole of solute remains constant in the…

Q: In the laboratory you dissolve 14.9 g of barium acetate in a volumetric flask and add water to a…

A: Molarity = Number of moles of solute/Volume of solution in L Number of moles = mass/molar mass

Q: concentration

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Q: To what volume should you dilute 30 mL of a 12 M H2SO4 solution to obtain a 0.17 M H2SO4solution?…

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Q: If 45 mL of a 6.5 M HNO3 solution is added to 55 mL of water, what is the new concentration?

A: