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05-05-2021
Biology

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18-05-2021

Answer:

The third and the fourth option.

[tex]3Mg+1Fe_2O_3 \\ = 3MgO + 2Fe

[tex]3Mg+1Fe_2O_3 \\ = 3MgO + 2Fe \\ [/tex]

[tex]3Mg + 3Fe_2O_3= 3MgO+6Fepl[/tex]

Explanation:

The number of products and reactants are balanced

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