Question

balance the chemical equations​

Answer 1

b) 3Ca + N2 = Ca3N2

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Answer 2

Explanation:

In the first balanced chemical equation there are 6 lead atoms(Pb)in the the reactant as well as product and there are 8 oxygen(O2)atoms in the reactant as well as product. So, equation is properly balanced.

In the second balanced chemical equation, there are three calcium(Ca) atoms in the reactant as well as product and there are two nitrogen(N2) atoms in the reactant as well as product .

So,equation is properly balanced.