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Chemistry
Chemistry
Problem
What is the mass of sodium bromate and molarity of solution to prepare 85.5 mL of 0.672N solution when half cell reactions are? -
BrO
3
−
+
6
H
+
+
6
e
−
⟶
Br
−
+
3
H
2
O
\text{BrO}_3^- + 6\text{H}^+ + 6\text{e}^- \longrightarrow \text{Br}^- + 3\text{H}_2\text{O}
BrO
3
−
+
6
H
+
+
6
e
−
⟶
Br
−
+
3
H
2
O
. -
2
BrO
3
−
+
12
H
+
+
10
e
−
⟶
Br
2
+
6
H
2
O
2\text{BrO}_3^- + 12\text{H}^+ + 10\text{e}^- \longrightarrow \text{Br}_2 + 6\text{H}_2\text{O}
2
BrO
3
−
+
12
H
+
+
10
e
−
⟶
Br
2
+
6
H
2
O
.
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