It doesn't make much sense to talk about the "weight" of a planet. Where would you weigh it on? To compare different planets, the "mass" is used instead. This is not quite the same as the weight. Take a look at the Wikipedia article on "Mass versus weight" for more details.
12 pounnds
depends where you go, probably roughly 100 pounnds
they can grow up to 86 inches and weigh up to 41 pounnds
About 36.9 lbs.
As you're reading this answer, you're probably in your home or school. Can you see your home or school? Pretty much the same way, then.
No, the Milky Way is much larger than Earth. The Milky Way is a galaxy containing billions of stars, while Earth is just one planet orbiting around one of those stars.
NO because it is way to hot and there is to much carbon dioxid
The mass of the Earth is approximately 6,000,000,000,000,000,000,000,000 (6 septillion) kilograms.
All the way around ... 360 degrees.
Earth and Neptune are both in the Milky Way, so on that basis, the Milky Way is zero distance from us. What we sometimes call the Milky Way is a hazy area going through the night sky. That is much further away than Neptune is.
you would way 1 pound if you weigh 15 pounds on earth
37.8 pounds The related link below helps with this sort of question.