Which is the heaviest fuel gas out of the following ?
Correct answer: A. Blast furnace gas
- A. Blast furnace gas
- B. Coke oven gas
- C. Water gas
- D. Carburetted water gas
Explanation
Blast furnace gas contains a large proportion of carbon dioxide and nitrogen, giving it the highest average molecular weight and density among these gases. Coke oven gas and water gas are richer in lighter hydrogen and carbon monoxide.
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