о a DA and DB (9.64 The polish - American physicst Roman Smoluchowski showed that the rate Constant for difusion Controlled reaction between molectus A and B, Ko is K. ARNA (PA+ PolrAB where is the distance (in cm) between the molecules and . , DA - 6.0x10 cm Pp: 2.5x10 cm's at 20² and AB = 10 x 10 cm. CAB -S-2 -) giver that 2 - cms