What must be true of a disproportionate substance? It is composed of oxygen.
It is both a reactant and a product.
It has an oxidation number of
It gains and loses electrons.

Pinene is an unsaturated hydrocarbon found in pine resin. if pinene has m+ = 136 and contains 1 double bond(s) and 2 ring(s); what is its molecular formula? enter the formula in the form ch first, then all other atoms in alphabetical order; do not use subscripts. the formula is case-sensitive