Practice question

Question

An enzyme catalyzes the conversion of 30 micro M of a substrate to product at reaction velocity of 9.0microM s ⁻¹ When [Et] = 30 nM and K m = 10 micro M, Kcat/Km of enzyme will ben x 10 ⁷ M ⁻¹ s ⁻¹ The value of n is (in integer). (NAT)