For two reactions,
`I: A to B " " "Rate constant"=k_(1)sec^(-1)`
`II: C to D " " "Rate constant"=k_(2) M^(-1)sec^(-1)`
Starting with initial concentration of 1M each, time taken to reach to 0.5M is same, then, identify the correct options.
A. `k_(1)gtk_(2)`
B. `k_(1)lt k_(2)`
C. Rate of first reaction at 0.5M concentration gt rate of second reaction at 0.5M concentration.
D. Initial rate of first reaction lt initia rate of second reaction.