pure nitrosyl chloride (NOCl) gas was heated to `240^(@)`C` in a 1.0 container .At equilibrium the total pressure was 1.0 atm and the NOCl pressure was 0.64 atm . What would be the value of `K_(P)` ?
A. `1.02 atm`
B. `16.875xx10^(-3)`atm
C. `16xx10^(-2)`atm
D. none of these