Water gas constitutes mainly of __________________?
Correct answer: A. CO & H2
- A. CO & H2
- B. CO & N2
- C. CO2 & H2
- D. CH4 & H2
Explanation
Water gas is formed by passing steam over red-hot carbon, producing mainly carbon monoxide and hydrogen: C + H₂O → CO + H₂. Nitrogen-rich gas is associated with producer gas rather than water gas.
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