asked 214k views
1 vote
Consider the following unbalanced half-reaction:

CrO2- + __OH- CrO42- + __H2O + 3e-

If the equation were balanced, what would be the coefficient of the water molecule?

A. 1
B. 2
C. 4
D. 6

1 Answer

3 votes

Answer: B

Hope this helped :)

answered
User Andreas Vendel
by
7.5k points
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