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Chemistry
Chemistry
Problem
5 g mixture
FeSO
4
⋅
7
H
2
O
\text{FeSO}_4 \cdot 7\text{H}_2\text{O}
FeSO
4
⋅
7
H
2
O
and
Fe
2
(
SO
4
)
3
⋅
9
H
2
O
\text{Fe}_2(\text{SO}_4)_3 \cdot 9\text{H}_2\text{O}
Fe
2
(
SO
4
)
3
⋅
9
H
2
O
is completely oxidised by 5.5 mL of 0.1 M
KMnO
4
\text{KMnO}_4
KMnO
4
in acid medium. The % of
FeSO
4
⋅
7
H
2
O
\text{FeSO}_4 \cdot 7\text{H}_2\text{O}
FeSO
4
⋅
7
H
2
O
in mixture is: a. 15.29 b. 3.058 c. 20.24 d. 25.29
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