For reaction,` 2SO_(2)(g)+O_(2)(g) hArr 2SO_(3)(g)` which statements are correct?
(P) `K_(c)=[SO_(2)][O_(2)]//[SO_(3)]`
(Q) Addition of `O_(2)(g)` to the system at contant temperature and valume would decrease the value of `K_(c)`.
A. P only
B. Q only
C. Both P and Q
D. Neither P nor Q