Science, asked by Emtinan, 5 months ago

কৈ মাছের জন্য দ্রবীভূত অক্সিজেন প্রয়োজন কেন ব্যাখ্যা কর??

Answers

Answered by snehsingh20060116

2

Answer:

rusting of iron

the position of the brown layer on iron is called rusting ........

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