The rate of the reaction
`C Cl_(3)CHO + NO rarr CHC_(3) + NO + CO` is given by Rate `= K[C Cl_(3)CHO][NO]`. If concentration is expressed in moles`//`litre, the units of `K` are
A. `Mol^(2 ) L^(2)S^(-1)`
B. `mol L^(-1)s^(-1)`
C. `L mol ^(-1) S^(-1)`
D. `S^(-1)`
