1st calculate the volume (1.6x10^7)^3 x 4pi/3 = 1.715x10^22 now times by 3000 to get mass = 5.14x10^24 g=((6.67x10^-11)x(5.14x10^24))/((1.6x10^7)^2) = 13.4N/kg
1st calculate the volume (1.6x10^7)^3 x 4pi/3 = 1.715x10^22 now times by 3000 to get mass = 5.14x10^24 g=((6.67x10^-11)x(5.14x10^24))/((1.6x10^7)^2) = 13.4N/kg
It isn't necessary to make any calculations to obtain the correct answer.