Calculate the volume in mL of a 1.420 M NaOH solution required to titrate the following solutions: 25 mL of a 2.430 M HCl solution 25 mL of a 4.500 M H2SO4 solution

Chemistry
10th Edition
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
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Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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Calculate the volume in mL of a 1.420 M NaOH solution required to titrate the following solutions:

  1. 25 mL of a 2.430 M HCl solution
  2. 25 mL of a 4.500 M H2SO4 solution
  3. 25 mL of a 1.500 M H3PO4 solution
Expert Solution
Step 1

(1). M1=2.430 M HCl,V1=25 mL=0.025 LM2=1.420 M NaOH, V2=?M1V1=M2V2V2=2.430×0.0251.420=0.04278 L=42.78 mLneeded of NaOH= 42.78mL

(B). when M1=4.500 M H2SO4V1=25mL=0.025L M2=1.420 M NaOH ,V2=?M1V11=M2V22V2=2M1V1M2=2×4.500M×0.025L1.420M=0.1584L V2=158.4mLNeeded of NaOH=158.4 mL

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