How does #h_2O -> O_2#?

1 Answer
Meave60
Apr 19, 2018

It doesn't. You're missing one of the products, #"H"_2"#.

Explanation:

The decomposition of water is represented by the following chemical equation:

#"2H"_2"O("l")##stackrel("electricity")rarr##"2H"_2("g") + "O"_2("g")"#

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