A 3682-G Sample of KClO₃ Is Dissolved in Enough Water to to Give

A 3.682-g sample of KClO₃ is dissolved in enough water to give 375.mL of solution.What is the chlorate ion concentration in this solution?

A) 9.82 M
B) 1.60 × 10⁻¹ M
C) 8.01 ×10⁻² M
D) 9.82 × 10⁻³ M
E) 1.60 × 10⁻² M