Science, asked by Ashmitanayak5290, 3 months ago

Hydrogen sulphide, Carbon monoxide and oxides of nitrogen are ______

a. dust particles
b.harmful gases
c.solid particles ​

Answers

Answered by 5bd5dhd
1

Answer:

b harmful gases it right answer

Answered by Charmhabu
0

Answer:

b.harmful gases

Explanation:

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