the equation is TiCl4 + O2 (yields) TiO2 + 2Cl2.

How much titanium(IV) chloride must react with excess oxygen to prepare 175 grams of the pigment? The reaction is found to be 85% efficient? (%yield)??

1 answer

A worked example, in detail.
http://www.jiskha.com/science/chemistry/stoichiometry.html