A Chemistry Student Determined the Empirical Formula for Titanium Sulfide

Multiple Choice

A chemistry student determined the empirical formula for titanium sulfide (Ti_xS_y) . To do so, she reacted titanium with excess sulfur in a crucible, and recorded the following data: $\begin{array}{lr}\text { Weight of crucible } & 11.120 \mathrm{~g} \\\text { Weight of titanium } & 8.820 \mathrm{~g} \\\text { Weight of crucible and product } & 31.700 \mathrm{~g}\end{array}$ What is the empirical formula of titanium sulfide

A) Ti₂S
B) TiS₃
C) TiS₂
D) Ti₃S₂
E) None of the above