How many electrons should be added to balance the following oxidation half-reaction, H2O2 arrow 2 H+ + O2?
Answer

None

One

Two

Four

Question

How many electrons should be added to balance the following oxidation half-reaction, H2O2 arrow 2 H+ + O2?
Answer
		
None
		
One
		
Two
		
Four

anonymous · Answer

This is the last one I'm not quite sure about.

anonymous · Answer

I'm torn between none and two.

anonymous · Answer

@Abmon98

anonymous · Answer

not quite sure..
the reading's rather thin...online course, and even the teacher doesn't really like how they're teaching things, but it takes forever to send an email and get a response

abmon98 · Answer

H2O2-->2H++O2+2e-
because there 2 hydrogens present we balanced it by adding two electrons. i am not sure

anonymous · Answer

yeah, I selected two, but I'm not sure either.
*Sigh* I guess I'll have my friend's dad, the chemical engineer look over the quiz before submission...don't really want to bother him though, he's already pretty busy
Thanks for your help!! You were very helpful - I'm pretty sure those other two answers are right. :D :D

anonymous · Answer

*engineer, to

abmon98 · Answer

that would be a great idea, your most welcome :D