Classify the following reactions as either synthesis or decomposition: 1) SO3 (g) + H2O (l) → H2SO4 (aq)

2) NH4NO3 (s) → N2O (g) + 2 H2O (g)

3) A + B → C

4) 2 H2O → 2 H2 + O2

5) 3 Fe (s) + O2 (g)→ Fe2O3 (s)

6) C → A + B

That depends. cause the owl finished it in one lick

The answer for this is a

Hello thereone of the following properties was originally used to arrange elements on the periodic table, but is no longer used to organize the modern version. which property fits this description? answer: atomic mass  was originally used to arrange elements on the periodic table, but is no longer used to organize the modern version.