Question

Which chemical equation is balanced?

Question 2 options:

CH4 + O2 → H2O + CO2

CH4 + O2 → 2H2O + CO2

6CH4 + O2 → 2H2O + 2CO2

CH4 + 2O2 →2H2O + CO2

Answer 1

'atoms' maybe ch4 + 02 h20 + c02

Answer 2

OPTION 4.

CH4 + 2O2 →2H2O + CO2

IS COMPLETELY BALANCED REACTION

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