Chemistry Chemistry Practice Problems Solutions Library

Dilutions Solutions Library

Access 129 Dilutions video and text solutions to help you complete your homework. Need to revisit the concept? Watch our Dilutions learn videos.

Browse Solutions

129 solutions

Dilutions

Q. A student placed 13.0 g of glucose (C6H12O6) in a volumetric flask, added enough water to dissolve the glucose by swirling, then carefully added ad...

Solved • Jul 1, 2020

Dilutions

Q. An experiment calls for you to use 100 mL of 0.20 M HNO3 solution. All you have available is a bottle of 3.5 M HNO3. How many milliliters of water ...

Solved • Jun 30, 2020

Dilutions

Q. An experiment calls for you to use 100 mL of 0.20 M HNO3 solution. All you have available is a bottle of 3.5 M HNO3. How many milliliters of the 3....

Solved • Jun 30, 2020

Dilutions

Q.  Describe how you would prepare 350.0 mL of 0.100 M C12H22O11 starting with 3.00 L of 1.50 M C12H22O11.

Solved • Jun 30, 2020

Dilutions

Q. If you want to double the concentration of a solution, how could you do it?

Solved • Jun 30, 2020

Dilutions

Q. Calculate the molarity of hypochlorite ion when 1.00 mL of commercial bleach is added to 25.00 mL of dye solution.

Solved • Jun 16, 2020

Dilutions

Q. A 0.200 M K2SO4 solution is produced by _____. A) dilution of 250.0 mL of 1.00 M K2SO4 to 1.00 L B) dissolving 43.6 g of K2SO4 in water and dilutin...

Solved • Apr 29, 2020

Dilutions

Q. What volume of 12.0 M HCl is required to make 75.0 ml of 3.50 M HCl? 

Solved • Apr 15, 2020

Dilutions

Q. What volume (L) of a 1.5 M KOH solution can be prepared by diluting 0.2 L of a 5M KOH solution? Show your work.

Solved • Mar 17, 2020

Dilutions

Q. Determine the concentration of a solution prepared by diluting 20.0 mL of a 0.200 M KCl solution to 250.0 mL. A) 0.0160 M B) 0.00800 M C) 0.340 M D...

Solved • Oct 25, 2019

Dilutions

Q. Your lab partner messes up and accidentally makes the needed solution of NaCl too concentrated, 150.0 mL of a 0.78 M solution, when you needed 150....

Solved • Oct 3, 2019

Dilutions

Q. How many liters of 0.750 M NH3(aq) do you need to make a 0.50 L of 0.250 M NH3(aq) solution?A. 0.167 B. 0.177 C. 0.681 D. 0.125 E. 0.560

Solved • Oct 3, 2019

Dilutions

Q. A 0.200 M K2SO4 solution is produced by ____.A) dilution of 250.0 mL of 1.00 M K2SO4  to 1.00 LB) dissolving 43.6 g of K2SO4 in water and diluting ...

Solved • Sep 24, 2019

Dilutions

Q. How many mL of 3.0M H2SO4 are required to make 1.5L of 0.10M H2SO4?a)  0.020mL              b)  20.mL            c)  0.050mL          d)  50.mL    ...

Solved • Sep 15, 2019

Dilutions

Q. To what volume (in mL) must a 3.45 M lead(II) nitrate solution be diluted in order to make 450.0 mL of a 0.990 M solution of lead(II) nitrate?A. 12...

Solved • Sep 13, 2019

Dilutions

Q. What volume (L) of a 1.5 M KOH solution can be prepared by diluting 0.2 L of a 5M KOH solution? Show your work.

Solved • Jul 11, 2019

Dilutions

Q. What is the molarity of each of the following solutions?40.0 mL of 9.00 M H2 SO4 diluted to 0.500 L

Solved • Dec 3, 2018

Dilutions

Q. Calculate the molarity of the following aqueous solutions.30.0 mL of 3.60 M HNO3 diluted to 0.250 L

Solved • Dec 3, 2018

Dilutions

Q. You make 1 L of an aqueous solution that contains 35 g sucrose How many liters of water would you have to add to this solution to reduce the molari...

Solved • Oct 31, 2018

Dilutions

Q. What volume of a 1.00 M stock solution of glucose must be used to make 500.0 mL of a 1.75 X 10-2 M glucose solution in water?

Solved • Oct 31, 2018

Dilutions

Q. You have a stock solution of 15.2 M NH3. How many milliliters of this solution should you dilute to make 1300 mL of 0.260 M NH3?

Solved • Oct 31, 2018

Dilutions

Q. If you take a 13.0-mL portion of the stock solution and dilute it to a total volume of 0.550 L , what will be the concentration of the final solution?

Solved • Oct 31, 2018

Dilutions

Q. How many milliliters of a stock solution of 6.20 M HNO3 would you have to use to prepare 0.160 L of 0.510 M HNO3?

Solved • Oct 31, 2018

Dilutions

Q. If you dilute 16.0 mL of the stock solution (6.20 M) to a final volume of 0.310 L , what will be the concentration of the diluted solution?

Solved • Oct 31, 2018

Dilutions

Q. How is the molarity of a 0.50  M  KBr solution changed when water is added to double its volume?

Solved • Oct 31, 2018

Dilutions

Q. Write a detailed set of instructions for making two solutions: (1) 100 mL of 16 MNaOH from solid sodium hydroxide and (2) 1.00 L of 0.1 M NaOH from...

Solved • Oct 31, 2018

Dilutions

Q. Write a detailed set of instructions for making two solutions: (1) 100 mL of 16 MNaOH from solid sodium hydroxide and (2) 1.00 L of 0.1 M NaOH from...

Solved • Oct 31, 2018

Dilutions

Q. What volume of a 5.10 M solution of NaNO3 do you need to make 0.505 L of a 1.40 M solution of NaNO3?

Solved • Oct 31, 2018

Dilutions

Q. To what volume (in milliliters) should you dilute 100.0 mL of a 4.50 M solution of CaCl2 solution to obtain a 0.800 M solution of CaCl2?

Solved • Oct 31, 2018

Dilutions

Q. To what volume should you dilute 30 mL of a 12 M H2 SO4 solution to obtain a 0.16 M H2 SO4 solution?

Solved • Oct 31, 2018

Dilutions

Q. The image below represents a small volume within 550 mL of aqueous ethanol (CH3CH2OH) solution. (The water molecules have been omitted for clarity....

Solved • Oct 31, 2018

Dilutions

Q. What volume of a 1.50 M HCl solution should you use to prepare 2.00 L of a 0.100 M HCl solution?

Solved • Oct 31, 2018

Dilutions

Q. The circle below represents 1.0 liter of a solution with a solute concentration of 1 M:Explain what you would add (the amount of solute or volume o...

Solved • Oct 31, 2018

Dilutions

Q. If 124 mL of a 1.2 M glucose solution is diluted to 550.0 mL , what is the molarity of the diluted solution?

Solved • Oct 31, 2018

Dilutions

Q. If 4.0 L of a 4.9 M SrCl2 solution is diluted to 50 L , what is the molarity of the diluted solution?

Solved • Oct 31, 2018

Dilutions

Q. To what volume should you dilute 51 mL of a 13 M stock HNO3 solution to obtain a 0.126 M HNO3 solution?

Solved • Oct 31, 2018

Dilutions

Q. A student needs to prepare 50.0 mL of 1.00 M aqueous H2O2 solution. Calculate the volume (mL) of 5.0 M H2O2 stock solution that should be used. 

Solved • Oct 24, 2018

Dilutions

Q. Hydrochloric acid is usually purchased in a concentrated form hat is 370% HCl by mass and has a density of 1.20 g/mL.Part AHow much concentrated so...

Solved • Oct 24, 2018

Dilutions

Q. How many milliliters of 11.5 M HCI(aq) are needed to prepare 320.0 mL of 1.00 M HCI(aq)?

Solved • Oct 23, 2018

Dilutions

Q. A 4.15 M sugar solution is diluted from 120.0 mL to 850.0 mL. What is the concentration of the dilute solution?

Solved • Oct 23, 2018

Dilutions

Q. 63.0 mL of a 1.20 M solution is diluted to a total volume of 248 mL. A 124-mL portion of that solution is diluted by adding 109 mL of water. What i...

Solved • Oct 23, 2018

Dilutions

Q. A 230.-mL sample of a 0.275-M CaCl2 solution is left on a hot plate overnight; the following morning, the solution is 1.10 M. What volume of water ...

Solved • Oct 17, 2018

Dilutions

Q. A standard solution is prepared for the analysis of fluoxymesterone (C 20H29FO3), an anabolic steroid. A stock solution is first prepared by dissol...

Solved • Oct 17, 2018

Dilutions

Q. How would you prepare 1.00 L of a 0.50-M solution of HNO 3 from “concentrated” (16 M) reagent?

Solved • Oct 17, 2018

Dilutions

Q. Describe how you would prepare 2.00 L of 0.100 M K2CrO4 from 1.75 M K2CrO4 stock solution.

Solved • Oct 17, 2018

Dilutions

Q. Describe how you would prepare 2.00 L of 0.250 M NaOH from 1.00 M NaOH stock solution.

Solved • Oct 17, 2018

Dilutions

Q. What volume of a 0.33-M C12H22O11 solution can be diluted to prepare 25 mL of a solution with a concentration of 0.025 M?

Solved • Oct 16, 2018

Dilutions

Q. If 4.12 L of a 0.850 M-H3PO4 solution is be diluted to a volume of 10.00 L, what is the concentration of the resulting solution?

Solved • Oct 16, 2018

Dilutions

Q. If 0.1718 L of a 0.3556-M C3H7OH solution is diluted to a concentration of 0.1222 M, what is the volume of the resulting solution?

Solved • Oct 16, 2018

Dilutions

Q. What volume of a 1.00-M Fe(NO3)3 solution can be diluted to prepare 1.00 L of a solution with a concentration of 0.250 M?

Solved • Oct 16, 2018

Dilutions

Q. Calculate each of the following quantities:Final volume (L) of a 0.0700 M solution prepared by diluting 18.0 mL of 0.155 M lithium carbonate with w...

Solved • Oct 12, 2018

Dilutions

Q. Calculate each of the following quantities:Volume (L) of 1.63 M calcium chloride that must be diluted with water to prepare 350. mL of a 2.86×10−2 ...

Solved • Oct 12, 2018

Dilutions

Q. In the laboratory you dilute 5.39 mL of a concentrated 12.0 M hydroiodic acid solution to a total volume of 175 mL. What is the concentration of th...

Solved • Oct 8, 2018

Dilutions

Q. How many milliliters of 11.5 M HCI(aq) are needed to prepare 765.0 mL of 1.00 M HCl(aq)?

Solved • Oct 5, 2018

Dilutions

Q. Concentrated aqueous hydrochloric acid is 37.2 wt% HCl and has a concentration of 12.1 M. Calculate the volume of concentrated hydrochloric acid th...

Solved • Sep 26, 2018

Dilutions

Q. What volume of a 4.20 M solution of NaNO3 do you need to make 0.460 L of a 1.60 M solution of NaNO3? Express the volume to three significant figure...

Solved • Sep 7, 2018

Dilutions

Q. You have 47.0 mL of a 0.400 M stock solution that must be diluted to 0.100 M. Assuming the volumes are additive, how much water (mL) should you add?

Solved • Aug 14, 2018

Dilutions

Q. What is the concentration of a solution made by diluting 35 mL of 6.0 M HCI to a final volume of 750 ml?

Solved • Aug 14, 2018

Dilutions

Q. 72.0 mL of a 1.20 M solution is diluted to a total volume of 278 mL. A 139-mL portion of that solution is diluted by adding 177 mL of water. What i...

Solved • Aug 14, 2018

Dilutions

Q. 65.0 mL of a 1.70 M solution is diluted to a total volume of 208 mL. A 104-mL portion of that solution is diluted by adding 189 ml of water. What i...

Solved • Aug 7, 2018

Dilutions

Q. What is the concentration of a solution made by diluting 35 mL of 6.0 M HCI to a final volume of 750 mL?

Solved • Aug 7, 2018

Dilutions

Q. If the volume of the puddle decreases to 25.0 % of its initial volume, what is the concentration of Na+ after evaporation if initially, it was 0.44...

Solved • Jul 24, 2018

Dilutions

Q. You have 97.0 mL of a 0.500 M stock solution that must be diluted to 0.100 M. Assuming the volumes are additive, how much water should you add?

Solved • Jul 17, 2018

Dilutions

Q. Calculate the concentration of a solution made by diluting 88.0 mL of 6.0 M HBr to a final volume of 625.0 mL.

Solved • Jul 16, 2018

Dilutions

Q. In the laboratory you dilute 5.00 mL of a concentrated 12.0 M hydroiodic acid solution to a total volume of 175 mL. What is the concentration of th...

Solved • Jul 10, 2018

Dilutions

Q. You wish to make a 0.257 M hydrobromic acid solution from a stock solution of 6.00 M hydrobromic acid. How much concentrated acid must you add to o...

Solved • Jul 10, 2018

Dilutions

Q. A puddle of coastal seawater, caught in a depression formed by some coastal rocks at high tide, begins to evaporate on a hot summer day as the tide...

Solved • Jul 9, 2018

Dilutions

Q. What volume of 3.00 M SrCl 2 is needed to prepare 525 mL of 5.00 mM SrCl 2?

Solved • Jul 9, 2018

Dilutions

Q. A beaker contains 100 grams of 0.60 M NaCI. If you transfer 50 grams of the solution to another beaker, what is the molarity of the solution remain...

Solved • Jul 9, 2018

Dilutions

Q. In the laboratory, a student dilutes 20.5 mL of a 7.01 M hydrobromic acid solution to a total volume of 150.0 mL. What is the concentration of the ...

Solved • Jul 3, 2018

Dilutions

Q. 51.0 mL of a 1.50 M solution is diluted to a total volume of 268 mL. A 134-mL portion of that solution is diluted by adding 149 mL of water. What i...

Solved • Jul 3, 2018

Dilutions

Q. What volume of 0.750 M NH3(aq), in L, would you use to prepare 0.500 L of 0.250 M NH3(aq) solution? 

Solved • Jun 26, 2018

Dilutions

Q. A 14.0 M solution of concentrated nitric acid has 20.0 mL withdrawn from it. The 20.0 mL sample is then diluted until the total volume of the resul...

Solved • Jun 26, 2018

Dilutions

Q. How much 12.0 M HCl stock solution in mL must be used to prepare 268 mL of 0.561 HCl?

Solved • Jun 25, 2018

Dilutions

Q. You wish to make a 0.190 M hydroiodic acid solution from a stock solution of 6.00 M hydroiodic acid. How much concentrated acid must you add to obt...

Solved • Jun 19, 2018

Dilutions

Q. 70.0 mL of a 1.30 M solution is diluted to a total volume of 238 mL. A 119-mL portion of that solution is diluted by adding 125 mL of water. What i...

Solved • Jun 18, 2018

Dilutions

Q. A 5.0 - L sample of a 6.3 M NaCl solution is diluted to 70 L. What is the molarity of the diluted solution? Express your answer using two significa...

Solved • Jun 8, 2018

Dilutions

Q. A puddle of coastal seawater, caught in a depression formed by some coastal rocks at high tide, begins to evaporate on a hot summer day as the tide...

Solved • Jun 6, 2018

Dilutions

Q. 63.0 mL of a 1.30 M solution is diluted to a total volume of 268 mL. A 134 mL portion of that solution is diluted by adding 117 mL of water. What i...

Solved • Jun 4, 2018

Dilutions

Q. To what volume should you dilute 35 mL of a 11 M stock HCl solution to obtain a 0.600 M HCl solution?

Solved • May 29, 2018

Dilutions

Q. How much of a 15.0 M HNO3 solution should you use to make 830.0 mL of a 0.250 M HNO3 solution?

Solved • May 29, 2018

Dilutions

Q. To what volume should you dilute 20 mL of a 11 M stock HCl solution to obtain a 0.500 M HCl solution? Express your answer using two significant fig...

Solved • May 12, 2018

Dilutions

Q. It is desired to prepare 0.500 L of a 0.17l M solution of NaCl from a 1.00 M stock solution. How many mL of the stock solution must be taken for th...

Solved • May 4, 2018

Dilutions

Q. What is the concentration of H+ ions in a solution of hydrochloric acid that was prepared by diluting 30.0 mL of concentrated (11.6 M) HCl to a fin...

Solved • May 4, 2018

Dilutions

Q. What volume (L) of 0.18 M H2SO4 can be prepared by diluting 143 mL of 5.5 M H2SO4 ?

Solved • Apr 4, 2018

Dilutions

Q. What volume of a 2.00 M KCl solution is required to prepare 500 mL of a 0.100 M KCl solution?

Solved • Mar 23, 2018

Dilutions

Q. How many milliliters of a 9.0 M H 2SO4 solution are needed to make 0.45 L of a 3.5 M solution?

Solved • Mar 15, 2018

Dilutions

Q. What is the concentration of HCl in the final solution when 65 mL of a 9.0 M HCl solution is diluted with pure water to a total volume of 0.15 L?

Solved • Mar 15, 2018

Dilutions

Q. Concentrated hydrochloric acid is 38% HCl by weight and has a density of 1.19 g/mL. A solution is prepared by measuring 25 mL of the concentrated H...

Solved • Dec 19, 2017

Dilutions

Q. How much water should you add to 40.5 mL of a 2.65 M iron (III) chloride, FeCl  3, stock solution to make a 1.50 M solution?A) 71.6 mLB) 31.1 mLC) ...

Solved • Nov 10, 2017

Dilutions

Q. To what final volume should you dilute 0.50 L of a 0.05 M aqueous sugar solution to obtain a 0.03 M sugar solution? How much water (L) did we add?

Solved • Oct 10, 2017

Dilutions

Q. To what volume should you dilute 60.0 mL of a 8.0 M HNO 3 solution to obtain a 0.100 M solution?

Solved • Oct 10, 2017

Dilutions

Q. If you take 10.0 mL of concentrated NH 3 which has a molarity of 14.8 M and dilute it to 0.500 L, what will be the concentration of the final dilut...

Solved • Jun 30, 2017

Dilutions

Q. Determine the concentration of a solution prepared by diluting 25.0 mL of a stock 0.188 M Ca(NO3)2 solution to 150.0 mL. a) 0.0887 M b) 0.0313 M ...

Solved • Jun 30, 2017

Dilutions

Q. Calculate the following quantity: Volume of 2.050 M copper (II) nitrate that must be diluted with water to prepare 750.0mL of a 0.8553 M solution.

Solved • Jun 20, 2017

Dilutions

Q. If 125 mL of water is added to 225 mL of 0.254 M NaCl, what is the final concentration (in M) of NaCl? Assume volumes are additive, and enter your ...

Solved • Jun 20, 2017

Dilutions

Q. If 25.00 mL of 1.50 M HCl(aq) is diluted with water to a volume of 750.0 mL, what is the molarity of the diluted HCl(aq)?a. 2.22 x 10-2 Mb. 5.00 x ...

Solved • May 24, 2017

Dilutions

Q. Equal volumes of a 6.0 M KNO3 solution and 2.6 M NaCl solution are mixed. What is the molarity of the new solution in KNO3 and NaCl? a. 6.0 M KNO3...

Solved • Mar 16, 2017

Dilutions

Q. What volume, in liters, of 6.11 M NaOH solution would you need to prepare 580.0 mL of a 0. 135 M NaOH solution by dilution? (molar mass NaOH = 40.0...

Solved • Jan 19, 2017

Dilutions

Q. If you take 59.0 mL of a 0.75 M solution of NaBr and dilute it to 900 mL, what will the molarity of the final solutions be?

Solved • Dec 28, 2016