Chemistry: Did i do this problem correct? ?

Question

im not sure if it is

(4.0 x 10^4)(5.021 x 10^-3)(7.34993x10^2)

i get 15x10^4

is that what you get

Answer 1

Yes, your answer is correct although typically it would be better to use scientific notation of 1.5*10^5 instead of 15*10^4.

Answer 2

scooter is 100% correct

1.5x10^5