If I start with a 2M stock solution (my concentrate) and I need 200ml of a 0.8M solution how much of the stock (concentrate) solution do I need, and how much water?

Q: How much 5M HNO3 is required to make t 100 mL of .100 M HNO3 10 mL of 2.5 M HNO3 2.) neutral…

A: In the above problem we have to prepare HNO3 solution such that it concentration will be same as…

Q: Determine the number for each variable. An aqueous solution is made from 0.315 mol of Na2Cr207. If…

A: Mole of Na2Cr2O7 = 0.315 mol Volume = 25 mL = 0.025 L Molarity = ?

Q: Be sure to answer all parts. How would you prepare 275 mL of a 0.926 M NaOH solution, starting with…

A: Given information: Concentration of stock solution = 5.26 M Concentration of NaOH = 0.926 M Volume…

Q: 3.48M stock solution of table salt. How much of this solution (mL) would you need to use to make…

A: Initial concentration of stock solution, Minitial = 3.48 M Final concentration of solution, Mfinal=…

Q: 100 mL of 0.5 M H2SO4 solution is needed.  The stock solution is 6 M.  How many milliliters of stock…

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Q: volume

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Q: How would you prepare a 500.0 mL solution of 0.100 M NaOH from the 12 M NaOH stock solution.

A: Given Concentration of NaOH stock solution as 12 M.  To find The volume required to make 500 mL of…

Q: 10. (a) Calculate how much of a 12.0 MHCI solution (in mL) is needed to make 350.0 mL of a 0.50 M…

A: Given:M1 = 12.0 MM2 = 0.5 MV2 = 350.0 mL

Q: Part 2 - Answer THREE of these. (a) What is the vapor pressure of water above the solution? (b) What…

A: Given that -  Mass of non volatile solute = 8.3 g  Molar mass of Solute = 68.51 g/mol  Volume of the…

Q: You are asked to make 500 mL of a 25 mM solution. How much of the 1 M concentrate do you add? How…

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Q: If you start 200ml of a 6M solution and you finish with a 1000ml solution what is the concentration…

A: The given problem relates to stock dilution, so we can use the below relation to calculate the…

Q: When adding 80mL of water directly to 20mL of a 0.40M sodium chloride (NaCl) solution, we obtain a…

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Q: You are instructed to prepare 500 mL of a solution that is 1.5 M NaOH. You have available a stock…

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Q: 100 mL of a 12- % solution has been prepared. a. How many grams of medication is in the 12-%…

A: Strength of solution is given as 12 (34)  % Volume of solution = 100 mL   Note : As per guidelines…

Q: mL of the 50.0 ppt solution in the previous problem are require

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Q: It is desired to make a 0.1M solution by adding 500grams of copper sulfate pentahydrate crystals.…

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Q: Using the standard 0.40 M concentrated solution, prepare 10.0 ml of a 0.240M diluted solution:…

A: Given, standard 0.40 M concentrated solution To prepare 10.0 ml of a 0.240M diluted solution

Q: A 10 ml solution of 3 M HC1 is diluted to 50mL. what is the concentration of the 50mL solution?

A: Given information: Concentration of solution 1 = 3 M Volume of solution 1 =10 ml Volume of solution…

Q: What volume of a 0.1000 M hydroiodic acid solution is needed to neutralize 25.0 mL of a 0.350 M…

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Q: How much of a 14 M stock HCI solution is needed if diluting to a 3M solution that is 600 mL?

A: Given:M1 = 14.0 MM2 = 3 M.V2 = 600.0 mL

Q: you need to make 450mL of a 4.5M solution of Sodium Chloride. The only available solution is 8.6M.…

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Q: Consider a 100 mL of 0.25 M solution of NaCl, what is the final concentration of that solution if…

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

Q: How many milliliters of a 12M solution of HCI is needed to make a new solution that is 250 mL and…

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

Q: Mass of NaCl needed for 50.0 mL of 0.200 M NaCl solution

A: we are here given that the Molarity of NaCl solution =0.20 M molar mass of NaCl =(23+35.5…

Q: A biologist wants to make 345mL of 0.03M HCL by diluting a 6M HCL stock solution. How many mL of the…

A: Initial concentration= 6.0 M Final concentration= 0.03 M Final volume= 345 mL Molarity equation,…

Q: How many mL of a 5.0M stock solution is needed to make the following final solutions? a. 5.3 L of a…

A: It is given that a 5.0 M stock solution is used to make the final solutions of 5.3 L solution of…

Q: Show below how to calculate many mL of 3.0 M HCl are required to prepare 500. mL of 1.0 M HCl…

A: Given values are, N1= 3.0 M V1=?? N2=1.0M V2= 500 mL

Q: You are asked to make 1 liter of a 1:1000 dilution of a solution. How much of the concentrate do you…

A: Given: Volume of final solution = 1 L Dilution factor = 0.001…

Q: How many liters of 4.3 M Li2O solution are required to make 5L of 2.1 M Li2O

A: Formula

Q: What mass of sodium hydrogen carbonate (NaHCO) is required to prepare a 250.00 ml of a 0.250 M…

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Q: 2 mL of 15.4 M stock solution of HCl is mixed with water to make a 100 mL solution.

A: 1 M HCl solution means 1 mole HCl is present in 1000 mL solution  So, 1000 mL 15.4 M HCl solution…

Q: 3. Calculate the mass of Na2CO3 that would be required to make 500.0 mL of 0.100M of Na2CO3…

A: Hello. Since more than one question has been posted, the answer of the first question shall only be…

Q: Prepare 100 mL of a 10mM tris solution using a 1M tris stock (include the amount of water in your…

A: In case of dilution of any electrolyte, the number of moles (or millimoles) remains unchanged. i.e,…

Q: ​How many mL of 0.250 M KCl are needed to make 100. mL of a 0.100 M solution

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Q: Fifty milliliters (mL) of a 0.10N solution of sodium thiosulfate, Na2S2O3, is to be diluted to make…

A: Dilution It is the process of addition of solvents to obtain a less concentrated solution than the…

Q: Say you have 1.50 M MgS0₄ solution and you need 200. mL of 0.600 M MgS0₄. How can you prepare this…

A: The given data contains, Molarity of MgSO4 M1 = 1.50 M. Molarity of MgSO4 M2 = 0.600 M. Volume of…

Q: Given a stock solution of 0.100 M CuSO4, describe how you would make a 10 mL standard 25 mM stock…

A: Let V1 be the initial volume of CuSO4        V2 be the final volume of stock solution.       M1  be…

Q: Say you have 1.50 M MgSO4 solution and you need 200. mL of 0.600 M MgSO4 How can you prepare this…

A: Dilution is the process of decreasing the concentration of a solution. During this process the…

Q: A biologist wants to make 265mL of 0.02M HCl by diluting a 5M HCl stock solution. How many mL of the…

A: We know, V1S1 = V2S2  V = volume  S = strength or concentration

Q: How many grams of solid NaCl should be added to a final volume of 100ml to give a 1M solution of…

A: We will use molarity formula to calculate moles of NaCl, then convert it to grams.

Q: How much water must be added to dilute the concentration to 0.750 M KCl?

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Q: If you dilute 175mL of a 1.6 M solution of LiCl to 1.- l determine the new concentration of the…

A: For dilution use , M1V1 = M2 V2

Q: a 0.500M acid solution needs to be diluted to 0.5 L with a concentration of 0.150M. how many liters…

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Q: Matt has a stock bottle full of 6.0 M hydrochloric acid. He needs to make 500 mL of 1.5 M…

A: 6.0 M of HCl which has to be diluted into 1.5 M to about 500 mL.

Q: A 6.00ml portion of an 8.00M stock solution is to be diluted to 0.400M. What will be the final…

A: Given :  Initial concentration = 8.00 M  Initial volume = 6.00 mL  Final concentration = 0.400 M  To…

Q: How many mL of water should be added to dilute 80.00 mL of 6.000 M KI to 2.400 M KI

A: Given details: Initial volume, V1=80mLInitial molarity, M1=6 MFinal molarity, M2=2.4 M We have to…

Q: if there is 19.7 mL of 1.7 M solution of lithium hydroxide used to prepare a solution with a…

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Q: If I need 307mL of 2 Molar solution of KBr how many milliliters of solution must I take from a 8M…

A: Given :-  final concentration of solution = 2M final volume of solution = 307 mL  initial…

Q: 1500 mL of Solution 2000 mL of Solution 2500 mL of Solution

A: Molarity = mole /volume (in L) 1 mol NaCl contains 1 mol of Na+ and 1 mol of Cl- ions A ) M = 2/0.50…

Q: Be sure to answer all parts. How would you prepare 195 mL of a 0.816 M NaOH solution, starting with…

A: M1 = 5.19 M, M2 = 0.816 MV1 = ?, V2 = 195 mLM1V1 = M2V2Volume of stock solution = V1 = M2V2/M1=…