Reading for the unknown solution: Trial 1: 7.3 Trial 2: 6.8 Trial 3: 7.3 Reading for the distilled water: Trial 1: 0.9 Trial 2: 0.8 Trial 3: 0.8 How did the answer happen?
Reading for the unknown solution: Trial 1: 7.3 Trial 2: 6.8 Trial 3: 7.3 Reading for the distilled water: Trial 1: 0.9 Trial 2: 0.8 Trial 3: 0.8 How did the answer happen?
Chapter7: Statistical Data Treatment And Evaluation
Section: Chapter Questions
Problem 7.26QAP
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Question
Reading for the unknown solution:
Trial 1: 7.3
Trial 2: 6.8
Trial 3: 7.3
Reading for the distilled water:
Trial 1: 0.9
Trial 2: 0.8
Trial 3: 0.8
How did the answer happen?
Show complete solution
Normality of Agno3 is: N/50 = 0.02
![To determine chloride content in a given water sample using Mohr's method.
Burette reading (ml)
Initial
Final
Reading one
Reading two
Reading three
OBSERVATIONS
Readings with unknown solution-
S.no Volume of Unknown water sample used
(ml)
1)
20
2)
20
3)
20
Readings with Distilled water-
S.no
Volume of Distilled water used
(ml)
1)
20
2)
20
3)
20
CALCULATIONS
Volume of water sample taken (V₂) = 20 ml
Volume of AgNO; used (V₂) = (a1-a2) ml
Now by using the Normality relation equation,
N₂V₁=N₂Vz
Find out the value of N₂
N2=N₁V₁/V₂
Strength of Clion in the given water sample= N₂*35.5 gm/L
000
Burette reading (ml)
Final
Initial
0
Reading one
Reading two
Reading three
[where N₁= normality of AgNO3, V₂= 20 ml,V₁= (a1-a2)]
0
Volume of AgNO;
solution used (ml)
(a1)
Write that reading
which comes the same
twice (from reading
one, two and three)
Volume of AgNO;
solution used (ml)
(a2)
Write that reading
which comes the same
twice (from reading
one two and three)
0](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fa2e2e990-2a0f-468d-b295-ae428f7affe5%2F1bff0761-82df-4788-b50d-fd6e778c2f28%2Fm5txo1l_processed.gif&w=3840&q=75)
Transcribed Image Text:To determine chloride content in a given water sample using Mohr's method.
Burette reading (ml)
Initial
Final
Reading one
Reading two
Reading three
OBSERVATIONS
Readings with unknown solution-
S.no Volume of Unknown water sample used
(ml)
1)
20
2)
20
3)
20
Readings with Distilled water-
S.no
Volume of Distilled water used
(ml)
1)
20
2)
20
3)
20
CALCULATIONS
Volume of water sample taken (V₂) = 20 ml
Volume of AgNO; used (V₂) = (a1-a2) ml
Now by using the Normality relation equation,
N₂V₁=N₂Vz
Find out the value of N₂
N2=N₁V₁/V₂
Strength of Clion in the given water sample= N₂*35.5 gm/L
000
Burette reading (ml)
Final
Initial
0
Reading one
Reading two
Reading three
[where N₁= normality of AgNO3, V₂= 20 ml,V₁= (a1-a2)]
0
Volume of AgNO;
solution used (ml)
(a1)
Write that reading
which comes the same
twice (from reading
one, two and three)
Volume of AgNO;
solution used (ml)
(a2)
Write that reading
which comes the same
twice (from reading
one two and three)
0
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