Question

Identify the following reactions as synthesis or decomposition reactions: (2)
2NaHCO3 → 2CO2 + 2NaOH

2Na + Cl2 → 2NaCl
help???

Answer 1

Answer:

1 decomposition

2 synthesis

Answer 2

Answer:

(1)decomposition reaction because in decomposition reaction a compound is broken into two or more simpler element .

(2) synthesis reaction because ( opposite of decomposition)