majito6545 majito6545 16-05-2017 Chemistry contestada Which of the following is an example of a decomposition reaction? A) 4P + 5O --> 2P2O5 B) CH4 + O2 --> CO2 +2H2O C) MnSO4 --> MnO + SO3 D) Mg + 2HCl --> MgCl2 + H2