8. Classifying Identify these reactions as
synthesis, decomposition, single replacement,
double replacement, or combustion.
a. Pb(NO3)2 + 2HCI
PbCl2 + 2HNO3
b. 2C2H6 + 702 → 4CO2 + 6H₂O
or c. Ca + 2HCI →→→ CaCl2 + H₂
→ 2SO3
dd. 2SQ2 + O2-


—HELP ASAP IM IN CLASS AND NEED HELP!!!