TG EAMCET 2 May 2025 Shift 1 Paper

R→P
Half-life is independent of initial concentration, means it's a first order reaction.
Integrated rate law,
ln[R]=−kt+ln[R0]
Thus, ln‌R‌v‌s time is a straight line with slope =−k.
Option (b) graph is incorrect because it [R] vs t.
So, it should be exponential.