English, asked by tamannasiddiquip8533, 4 months ago

which of the following is a harmful gas? a.oxygen b.carbon monoxide c.Nitrogen d.hydrogen

Answers

Answered by Anonymous

16

I think option B) carbon monoxide is is the harmful gas......

Answered by kamakshichaitanyakur

4

I think this answer will help to you

answer is (a) oxygen

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