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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
Section: Chapter Questions
Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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Data and Minor Calculations
Part I standardization of the sodium hydroxide
Table 1 :
Titration
of
25.00 mL
of standard sulfuric
acid solution with sodium hydroxide
Trial
Initial burc reading (ml)
0.52
Final buret reading (m²)
Volume of sodium hydroxide (ML)
Part 2. Analysir of unknown
Table 2 Titration
with
Initial buret reading (ml)
Final buret reading (ml)
47.83
Volume of sodium hydroxide (ml)
37.54
37.55
Tared mass of unknown
sample :
1.5289
#137256
Concentration of standard sulfuric acid solution :
0.04953
1.
Write the balanced equation for the reaction of sodium hydroxide with sulfuric acid.
2.
Calculate the average volume of sodium hydroxide required for the titration of 25.00 mL of the
standard sulfuric acid solution.
3.
Calculate the molarity of the sodium hydroxide solution.
24-92
24.40
Carbonate
of impure sodium carbonate
Tri al
sodium hydroxide solution
10.51
38.05
Solution
2
2
25 18.35
44.78
24.43
10.28
Transcribed Image Text:Data and Minor Calculations Part I standardization of the sodium hydroxide Table 1 : Titration of 25.00 mL of standard sulfuric acid solution with sodium hydroxide Trial Initial burc reading (ml) 0.52 Final buret reading (m²) Volume of sodium hydroxide (ML) Part 2. Analysir of unknown Table 2 Titration with Initial buret reading (ml) Final buret reading (ml) 47.83 Volume of sodium hydroxide (ml) 37.54 37.55 Tared mass of unknown sample : 1.5289 #137256 Concentration of standard sulfuric acid solution : 0.04953 1. Write the balanced equation for the reaction of sodium hydroxide with sulfuric acid. 2. Calculate the average volume of sodium hydroxide required for the titration of 25.00 mL of the standard sulfuric acid solution. 3. Calculate the molarity of the sodium hydroxide solution. 24-92 24.40 Carbonate of impure sodium carbonate Tri al sodium hydroxide solution 10.51 38.05 Solution 2 2 25 18.35 44.78 24.43 10.28
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