An ant weights about 2*10 to the fifth power pounds. There are about 1*10 to the 15 power ants on Earth. How many pounds of ants are on Earth
I think you mean an ant weighs 2*10^-5 lbs.
So, the ants weigh
2*10^-5 * 1*10^15 = 2*10^10 lbs
So, the ants weigh
2*10^-5 * 1*10^15 = 2*10^10 lbs