A laboratory experiment calls for you to make 1.20 L of a 0.400 M KNO3 solution. You have a 2.50 M KNO3 stock solution available. How many milliliters of the stock solution do you need to dilute to make the desired solution?   Question 7 options:   1)  38.9 mL   2)  192 mL   3)  0.833 mL   4)  833 mL

Q: What NaCl concentration results when 289 mL of a 0.710 M NaCl solution is mixed with 627 mL of a…

A: Given, There are two NaCl solution: I) First NaCl solution  Concentration of the NaCl solution =…

Q: 2. In Part A of this experiment you will prepare 0.1 M solutions of sodium carbonate (NazCO3),…

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Q: What NaCl concentration results when 219 mL of a 0.710 M NaCl solution is mixed with 672 mL of a…

A: Molarity of a solution represents the concentration of a solution, which is expressed as mol/L.…

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

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Q: A 1.00 L NaCl stock solution has a molarity equal to 0.5 M, what is the final concentration when 200…

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Q: A sodium chloride solution (NaCl, MM = 58.44 g/mol) contains 35.675 g of NaCl and a total volume of…

A: Given, mass of NaCl = 35.675g            Volume = 250.0mL            Molar mass of NaCl = 58.44g/mol

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: What NaCl concentration results when 304 mL of a 0.870 M NaCl solution is mixed with 647 mL of a…

A: Molarity is defined as the ratio of the number of moles to the volume of solution.

Q: If 6.16 g of CuNO3 is dissolved in water to make a 0.330 M solution, what is the volume of the…

A: Given: Mass of CuNO3 = 6.16 g Molarity of solution = 0.330 M Molar mass of CuNO3 = 125.55 g/mol

Q: How many liters of a 5 M NaOH stock solution would you need to make 700 mL of a 253 mM NaOH…

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Q: In the laboratory you dilute 4.36 mL of a concentrated 6.00 M nitric acid solution to a total volume…

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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: Distilled water was added to 10.00 mL of 12.0 M HCl stock solution in a 2000. mL flask. What is the…

A: Given: Volume of HCl stock solution = 10.00 mL Molarity of HCl stock solution = 12.0 M Volume of…

Q: 0.15 M AlCl3 solution. How many grams of aluminum chloride should the chemist use?

A: Molarity is defined as number of solute present in 1000 ml of solution . Mole=…

Q: 1.00 L of 0.646 M HCl solution, starting with a 2.00 M HCl solution.

A: Given data are as follow Concentration of HCl solution given=2 M M1=0.646 M M2=2 M V1=1 L V2= to…

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

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Q: What NaCl concentration results when 289 mL of a 0.640 M NaCl solution is mixed with 427 mL of a…

A: V1=289mL M1=0.640M V2=427mL M2=0.470M

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

A: Mole is the amount of the substance that contains the same number of particles or atoms or…

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

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Q: A teacher has a bottle of 6.0 M hydrochloric acid. She wants to make 3.0 L of 3.0 M HCI for her…

A: Given: Initial molarity is 6 M. Volume of final solution is 3.0 M. Molarity of final solution is 3.0…

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: You have a 2.50M solution of lithium nitrate (68.946 g/mol). What volume of solution would you need…

A: In order to solve this question, we will be using basic mole concepts and seeing the reaction of…

Q: What is the molarity of a solution containing 12.0 grams of NaCl in 1500 mL of solution? .00800M…

A: Molarity (M) is defined as the number of moles of solute per volume of the solution in liter. It can…

Q: What masses of sodium chloride, magnesium chloride, sodium sulfate, calcium chloride, potassium…

A: The salts that are present are listed as NaCl, MgCl2, Na2SO4, CaCl2, KCl and NaHCO3. The artificial…

Q: 32. A 59.46-g sample of Ba(OH)2 is dissolved in enough water to make 1.20 L of solution. How many…

A: The molarity is defined by the ratio of the number of moles of solute to the volume of the solution…

Q: Be sure to answer all parts. How many milliliters of a 4.91 M NaCl solution would be needed to…

A: molarity is defined  as the number of moles of a substance upon volume molarity =molesvolume

Q: What NaCl concentration results when 289 mL of a 0.770 M NaCl solution is mixed with 437 mL of a…

A: Given, 289mL of 0.770M NaCl

Q: Hydroiodic acid is currently listed as a Federal DEA List I Chemical since a combination of HI and…

A: The question is based on the concept of mass percentage.   amount of substance present in hundred…

Q: 1. When you arrive at the lab, 2.0 M H2SO4(aq) and 2.0 M HC2H3O2(aq) will be present. You will need…

A: Since you have posted multiple questions, according to guidelines I am solving first one.If you want…

Q: A laboratory experiment calls for you to make 2.00 L of a 1.20 M KNO3solution. You have a 6.00 M…

A: In order to calculate the amount of solution required to dilute we first write down the given data:…

Q: 1. An alcoholic drink claims 12% alcohol by volume. Calculate the volume in ml of alcohol present in…

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Q: Step by Step on how to solve A 2.00-L bottle of a solution of concentrated HCl was purchased for the…

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Q: concentration

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Q: Suppose 1.22 g of zinc bromide is dissolved in 350. mL of a 63.0 m Maqueous solution of potassium…

A: Given that : The mass of zinc bromide = 1.22 g The volume of potassium carbonate = 350 mL The…

Q: You need to make an aqueous solution of 0.180 M iron(II) iodide for an experiment in the lab using a…

A: Molarity of iron(II) iodide solution = 0.180 MVolume = 125 mLWe need to calculate how much solid…

Q: What volume (in mL) of a 10.0 M stock solution of aqueous magnesium bromide is required to make a…

A: Since you have posted multiple questions, we are entitled to answer the first only.

Q: 4.87 mL of a dark solution with a dye concentration of 15.86 %m/v is diluted to a total  volume of…

A: Mass percentage of a solution: The mass of solute in gram present in 100 mL of a solution is known…

Q: What is the mass in grams of KBr in 0.400 L of a 0.350 M solution

A: Molarity = moles / volume moles = Molarity x volume            = 0.35 × 0.400 L moles = 0.14 moles…

Q: 5. For a lab you need 0.75 L of 5.4 M NaOH. The only NaOH solution you have is 12 M NaOH. How many…

A: (5) Volume can be calculated by using Following formula - M1V1 = M2V2 Here - M1 = Molarity of the…

Q: What is the molarity of an KBr solution that contains 5.5 g of KBr in 40.5 mL of solution? a. 0.534…

A: Molarity  Moles of solute present  in one liter of solution known as molarity of solution. Molarity…

Q: Be sure to answer all parts. What is the molarity of a solution prepared using the given amount of…

A: Molarity is defined as the moles of solute per litre of solution.

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

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Q: What will be the final volume of water you need to add to 475 mL of a 2.8 M KCI solution to make…

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Q: You are given a stock solution that is 6.5 M. You pour 45 mL of it into a large beaker. How much…

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Q: How many milliliters of a stock solution of 5.80 M HNO3 would you have to use to prepare 0.130 L of…

A: Given ,  Molarity of stock solution (M1) = 5.80 M Volume of stock solution (V1) = 10.0 mL Final…

Q: A 250 mL solution of 2.0 M NaCl is mixed with 350 mL solution of 0.50 M NaCl. What is the…

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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: A 100.0 mL 0.500 M NaOH solution is made available for a general chemistry class. From this, Woonie…

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Q: A 1.00 L NAOH stock solution has a molarity equal to 0.5 M, what is the final concentration when 200…

A: Solution :     Molarity is used to determine the concentration.It is the ratio of number of moles of…

Q: 406 mL

A: Dear student I have given answer to your question in the image format.