PCl3(g) + Cl2(g)  PCl5(g), Kc = 26 at 250°C. 1.0 mol of PCl3, 1.0 mol of Cl2, and 5.0 mol of PCl5 are placed in a 10.0 L flask at 250°C and allowed to come to equilibrium. What is the concentration of Cl2 at equilibrium?

If a particle has z = 25 and 23 electrons, what is its charge?

If the molar mass of the compound is 96.69 g/mol, what is the molecular formula of the compound?

[07.06] which of the following chemical reactions is an oxidation-reduction reaction? (2 points) wo3 + 3h2 yields w + 3h2o kno3 + licl yields lino3 + kcl caso4 + 2nacl yields na2so4 + cacl2 mg(no3)2 + 2hbr yields mgbr2 + 2hno3