That depends on th its size and style doesn't it?
I have a Karrimor rucsack - I'm not sure of the model and capacity- that weighs about 5lb empty and with its additional zip-on sac removed.
On the other hand a small day-sack may weigh only a few ounces.
A school backpack should weigh less then 15 % of your body weight.
it weighs .2
40 pounds
About 75 LBS when you weigh the bottom and cardboard incert together
depends whats in it. put rocks in it the weigh it... tell me the answer
how much does a harvestore silo weigh
The A 380's empty operating weight is 600,000 pounds.
there was no food or water
About 500 TONS (empty)
1600 lbs
Empty around 35,000 lbs
1lb