Science, asked by shambhavi5349, 1 month ago

please do this fast guys please

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Answered by Rajkd180203

1

Answer:

4Fe+3O2---->2Fe2O3

CaCO3+2HCl---->CaCl2+H2O+CO2

4Al+3O2---->2Al2O3

Zn+2HNO3---->Zn(NO3)2+2H2

Explanation:

Answered by erose5325

1

Answer:

4Fe +3O2 gives us 2Fe2O3

2HCL+CaCO3 gives us CaCl2 + H2O+CO2

4Al +3O2 gives us 2Al2O3

Zn+2HNO3 gives us Zn[NO3]2+H2

Explanation:

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