Chemical Reactions & Equations
Quick practice
Question 1 of 5
Which of the following equations is correctly balanced?
A
H₂ + 2O₂ → 2H₂O
B
H₂ + O₂ → H₂O
C
4H₂ + O₂ → 4H₂O
D
2H₂ + O₂ → 2H₂O
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