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Which of the following equation is balanced

4H2 + O2 —> H2O +O
2H2 + O2 —> 2H2O
H2 + O2 —> H2O
H2 + O2 —> H2O+O2

Respuesta :

Add up each element. 
Equation 2 is the only one balanced:

4H2+O2 is like 4H and 2O2
The answer they give is 2H2O which is 4H and 2O2

Answer: B!

The following equation is balanced is: 2H2 + O2 — 2H2O

Chemical reaction is just a rearrangement of atoms. It can neither create nor destroyed during the course of a chemical reaction.

Write the balanced equation ?

4H2+O2 is like 4H and 2O2 The answer they give is 2H2O which is 4H and 2O2.

Thus, option "B" is correct.

To learn more about the balanced equation click here:

https://brainly.com/question/7181548

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