Balance the equations

1 answer:

4 0

MgO+2HBr->MgBr2+H2O
2N2+5O2->2N2O5
C2H4+3O2->2CO2+2H2O
Fe+2HCl->FeCl2+H2

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vekshin1

They all have to be measured

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boyakko [2]

Answer:

It's the first option

Explanation:

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yarga [219]

Explanation:

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sergeinik [125]

The answer would be the last oneee

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