In the reaction 2H₂ + O₂ → 2H₂O, what is the molar ratio of hydrogen to water?
✓ Correct Answer: Option D
The coefficients show the molar ratio: 2 moles H₂ produce 2 moles H₂O, so the ratio is 2:2 (or equivalently 1:1).
The coefficients show the molar ratio: 2 moles H₂ produce 2 moles H₂O, so the ratio is 2:2 (or equivalently 1:1).