Question 279559
{{{(8.464x10^-7)/ 
((2.3x10^5)(9.2x10^-28))}}}
first multiply the bottom numbers together
{{{((2.3x10^5)(9.2x10^-28))}}}
{{{((2.3)(9.2)x10^(5-28))}}}
{{{(21.16x10^-23)}}}
.
{{{(8.464x10^-7)/(21.16x10^-23)}}}
{{{(8.464/21.16)x10^(-7+23)}}}
{{{0.4x10^-16}}}
{{{4x10^-17}}}