Solutions Dilutions

Topics: Concentration, Solution, Chemistry Pages: 3 (708 words) Published: October 27, 2014
Directions Using the formula for dilutions, write the recipe to make 100 mL of a new solution of each solute based on having as much of the initial solution as you need. V1 M1 V2M2 SoluteFormula of SoluteInitial Concentration (M)Final Concentration (M)Recipe For 100 mL of New SolutionSodium hydroxideNaOH1.0 M0.27 M(1.0M)(VNaOH) (0.27 M)(100 mL) VNaOH 27 mL Dilute 27 mL of 1.0 M NaOH to 100 mL.Potassium permanganateKMnO41.0 M0.34 MDilute 34 mL of 1.0 M KMnO4 to 100 mL.Copper (II) sulfateCuSO41.0 M0.25 MDilute 25 mL of 1.0 M CuSO4 to 100 mL.Ammonium hydroxideNH4OH1.0 M0. 43 MDilute 43 mL of 1.0 M NH4OH to 100 mL.Sodium carbonateNa2CO31.0 M0.56 MDilute 43 mL of 1.0 M Na2CO3 to 100 mL. Remember, you cannot make a solution that is more concentrated than the original solution. Solution Dilutions KEY Directions Using the 100 mL solutions that you just prepared and the formula for dilutions, make a new solution of each solute - your choice of molarity and volume. SoluteFormula of SoluteInitial Concentration (M)Final Concentration (M) New Volume mLRecipe For New Solution Sodium hydroxideNaOH0.27 M Answer varies by chosen molarity.Potassium permanganateKMnO40.34 M Answer varies by chosen molarity.Copper (II) sulfate CuSO40.25 M Answer varies by chosen molarity.Ammonium hydroxide NH4OH0. 43 M Answer varies by chosen molarity.Sodium carbonate Na2CO30.56 M Answer varies by chosen molarity. Chemistry HS/Science Unit 10 Lesson 02 2012, TESCCC 05/22/13 page PAGE 1 of NUMPAGES 2 Y, dXiJ(x( I_TS 1EZBmU/xYy5g/GMGeD3Vqq8K)fw9 xrxwrTZaGy8IjbRcXI

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