Question

plz help me with this plz
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Answer 1

Answer:

2 . answer is balanced

Explanation:

Mg+2N²

Mg=1

N=2

add 2 in N² ( in left side)

so the N changes to 4

and Mg is one (add 4 in the left side of Mg)

so the Mg becomes 4Mg

now the equation become balanced

Mg=4

N=4

Do you understand ?

if not ask to me