1. Circle the volumes of the titrated NaOH(aq) which you want to use for your calculations. How and why did you choose these volumes of NaOH(aq)? 2. (a) What is an acid-base indicator? (b) According to classification of matter, what is NaOH(aq)? 3. In this titration, what type(s) of reaction is(are) occurring? 4. (a) What do we mean by a basic aqueous solution? (b) What is an oxidizing agent? What is the oxidation state of the sulfur atom in sulfuric acid?

Fundamentals Of Analytical Chemistry
9th Edition
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Chapter17: Complexation And Precipitation Reactions And Titrations
Section: Chapter Questions
Problem 17.24QAP
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Molarity of the standard solution of sodium hydroxide =
0,1000 mol/1.
Volumes of NAOH(aq):
Rough
titration
First
Second
Third
titration
titration
titration
Final burette reading:
(mL)
Initial burette reading:
18.48 133,58
48.40
23.72
3.48
18:48
33.61
8,92
Volume added:
15.00
15.10
1나.79
14.80
Fourth
Fifth
Sixth
Seventh
titration
titration
titration
titration
Final burette reading:
3४.68
20.62
Initial burette reading:
23.70
5.81
14.98
14,81
Volume added:
or 15.00
therefore, cond uc
Transcribed Image Text:Molarity of the standard solution of sodium hydroxide = 0,1000 mol/1. Volumes of NAOH(aq): Rough titration First Second Third titration titration titration Final burette reading: (mL) Initial burette reading: 18.48 133,58 48.40 23.72 3.48 18:48 33.61 8,92 Volume added: 15.00 15.10 1나.79 14.80 Fourth Fifth Sixth Seventh titration titration titration titration Final burette reading: 3४.68 20.62 Initial burette reading: 23.70 5.81 14.98 14,81 Volume added: or 15.00 therefore, cond uc
1. Circle the volumes of the titrated NaOH(aq) which you want to use for your calculations.
How and why did you choose these volumes of NaOH(aq)?
2. (a) What is an acid-base indicator? (b) According to classification of matter, what is NaOH(aq)?
3.
In this titration, what type(s) of reaction is(are) occurring?
4. (a) What do we mean by a basic aqueous solution? (b) What is an oxidizing agent? What is the
oxidation state of the sulfur atom in sulfuric acid?
4
5.
culate the molarity
the diluted solution
clearly your method.
6.
Calculate the molarity of the stock solution of H2SO4.
Transcribed Image Text:1. Circle the volumes of the titrated NaOH(aq) which you want to use for your calculations. How and why did you choose these volumes of NaOH(aq)? 2. (a) What is an acid-base indicator? (b) According to classification of matter, what is NaOH(aq)? 3. In this titration, what type(s) of reaction is(are) occurring? 4. (a) What do we mean by a basic aqueous solution? (b) What is an oxidizing agent? What is the oxidation state of the sulfur atom in sulfuric acid? 4 5. culate the molarity the diluted solution clearly your method. 6. Calculate the molarity of the stock solution of H2SO4.
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