Solve this: Q.33. What is the disintegration constant of radon if the number of its atoms diminishes by 18 % in 24 hours (a) 2.1 × 10 - 3 s - 1 (b) 2.1 × 10 - 4 s - 1 (c) 2.1 × 10 - 5 s - 1 (d) 2.1 × 10 - 6 s - 1 Share with your friends Share 0 Pintu B. answered this Dear Student , The solution of the question is given below : Regards 0 View Full Answer