Question

I HAVE TO MAKE 4 CHAPTERS ASSESMENT .
BUT I CAN DO THEM IN JUST 3 DAYS LOL

FIRST' QUESTION .
1. 2CU+H2O+CO2+O2
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Answer 1

Explanation:

2Cu+O2+H2O+CO2⟶Cu2(OH)2CO3

Copper reacts with oxygen, water and carbon dioxide to produce copper hydroxocarbonate.

Answer 2

2Cu+H20+CO2+O2---> Cu(OH)2 + CuCO3

Cu(OH)2 = Copper hydroxide

CuCO3= copper carbonate also, this is corrosion of copper

btw, army!!