I don't know which one I should answer
Answer:C because they have to I have the same mass before and after the equation.
Explanation:
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Answer:
when u do the dishes and when you take a shower i thank if you put thos in a full sentence they will be good answer
Explanation:
The equation is:
3 O₂ + 4 Co → 2 Co₂O₃
Oxidation half reaction:
Co → Co³⁺ + 3 e
Reduction half reaction:
O₂ + 4 e → 2 O²⁻
To balance the equation number of electrons lost must be equal to number or electrons gained so we must multiply oxidation half time 4 and reduction half times 3
