Question 1184035
A. 1.6 x 10^20
B. 1.6 x 10^21
C. 1.6 x 10^22
D. 1.6 x 10^23
E. 1.6 x 10^24



Basic Fact:  16=2^4


A. 16 x 10^19
B. 16 x 10^20
C. 16 x 10^21
D. 16 x 10^22
E. 16 x 10^23



Choice B, because  {{{16*10^20=2^4*10^5*10^5*10^5*10^5}}}

{{{(2^4*(10^5)^4)}}}

{{{(2*10^5)^4}}}
and the n is {{{n=2*10^5}}}.