A reaction mixture initially contains CuS and 2.9 M O2. Determine the equilibrium concentration of O2 if Kc for the reaction at this temperature is 1.

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