Question

Balance the equations which are unbalanced ​

Answer 1

Answer:

2) H2 + I2 ---->2HI

3) 4AL + 3O2 - - - > 2AL2O3

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Answer 2

Explanation:

i)S+O2--->SO2

ii)H2+I2--->2HI

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

iv)CaCO3--->CaO+CO2