Derpywolf34 Derpywolf34

07-02-2017
Chemistry

contestada

In the reaction, 2H2 + O2 --> 2H2O, how many hydrogen molecules are needed to produce two water molecules?

a.
1
c.
3
b.
2
d.
4

Respuesta :

parnspiger parnspiger

07-02-2017

2 is the correct answer because with 2O2 molecules it balances the chemical equation.

Hope that helps

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