An unbalanced chemical equation is shown: 2NaN3 → 2Na + N2 Which of the
following statements explains why the equation is not balanced?
(a. Four molecules of N2 should be produced during the decomposition.
(b. Three molecules of N2 should be produced during the decomposition.
(c. Four molecules of N2 should be produced during the synthesis reaction.
(d. Three molecules of N2 should be produced during the synthesis reaction.
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