renuka's mother gifted her a silver bangle on her birthday but after a few days a black coloured layer was formed on at this layer is
1.AgNO3
2.Ag2O
3.Ag2S
4Ag2CO2
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1
Answer:
4 Ag2Co2 is the ans pls mark me brainlist
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3
Answer:
3) Ag2O
Explanation:
please mark as brainyest answer and thank my answer please ♥️❣️✌️
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