Number of moles of $$\text{KClO}_3$$ that have to be heated to produce 1.0 L of $$\text{O}_2(g)$$ at STP can be expressed as

A

$$\frac{1}{3}\left(\frac{1}{22.4}\right)$$

B

$$\frac{1}{2}\left(\frac{1}{22.4}\right)$$

C

$$\frac{2}{3}\left(\frac{1}{22.4}\right)$$

D

$$\frac{3}{2}(22.4)$$