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(Solved): Time's Up! Submit When the equation HO + Cr HO + Cr+ is balanced in basic solution, w ...


Time's Up! Submit When the equation H₂O₂ + Cr → H₂O + Cr³+ is balanced in basic solution, what is the smallest whole-number coefficient for Cr?

When the equation \( \mathrm{H}_{2} \mathrm{O}_{2}+\mathrm{Cr} \rightarrow \) \( \mathrm{H}_{2} \mathrm{O}+\mathrm{Cr}^{3+} \
When the equation is balanced in basic solution, what is the smallest whole-number coefficient for ?


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In this step we will balance the equation

Step 1:

Break the equation into oxidation and reductio half reaction.

Reduction :   

Oxidation :   

Step 2:

Now balance the element other than H and O

Reduction :   

Oxidation :   

Step 3:

Add    to balance O atom.

Reduction :   

Oxidation :   
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