English, asked by shubhangiwalvekar1, 3 months ago

When water becomes unclean and poisonous due to mixing of natural or artificial unwanted material, the amount of ___________ decreases.

1️⃣ Nitrogen
2️⃣ Oxygen
3️⃣ Hydrogen
4️⃣ Carbon dioxide

Answers

Answered by rochelledsilva376

4

Explanation:

hey mate!

I think so its oxygen

Answered by rubina1044

1

Ans is

Hydrogen

is the correct ans

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