Which of these gases is pollution-free?
Carbon monoxide
Hydrogen
Sulfur dioxide
Answers
Answered by
1
Answer:
carbon monoxide
Explanation:
hope this will help you
Answered by
0
Answer:
The answer is Hydrogen.
Explanation:
Hydrogen is the gas which is pollution free. A hydRogen fuel cell in car produces zero emmisions!
In fact Carbon monoxide and sulphur dioxide contribute in global warming as well.
Hope this helps!
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