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Chemistry
Chemistry
Problem
In acidic solution, permanganate ion reacts with oxalate ion as represented below.
MnO
4
−
+
C
2
O
4
2
−
→
Mn
2
+
+
CO
2
\text{MnO}_4^-+\text{C}_2\text{O}_4^{2-}\rightarrow\text{Mn}^{2+}+\text{CO}_2
MnO
4
−
+
C
2
O
4
2
−
→
Mn
2
+
+
CO
2
When the equation is balanced using the lowest whole-number coefficients, what coefficient appears in front of
C
2
O
4
2
−
\text{C}_2\text{O}_4^{2-}
C
2
O
4
2
−
? a) 4 b) 5 c) 2 d) 8
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