There is no single answer. Talk to a builder, architect, or perhaps a structural engineer.
Depends on the size www.deciron.com/balconies.aspx says that an iron balcony would hold 150 lb/sf.
The average salon chair can typically support up to 250-300 pounds. Make sure to check the specifications for the specific chair model you are using, as weight limits can vary.
On average a wire shelf can support up to 50pounds.There are some shelves taht can support more if needed.
Most office chairs can safely support 250 pounds.
Most suitcases support fifty pounds, although some shell suitcases can hold 150 lbs.
You shouldn't get one, a bow flex would be better in a apartment.
Brackets (can support 25 to 750 lbs.,if you attach the shelving to th way and brace it will add to its weight hadleing ability, shelves come in different weight handeling capibilities and the more you pay the more weight it will handle, but the average is around 30 pounds a shelf.
Livestock trailers will generally hold between 4 and 8 tons. Also, if they have 2 axles they can support more weight.
What is an average pandas weight
Bricks on a brick house only support the weight of the bricks. So, as long as the paper could support the weight of the paper, it could support it's own weight. Providing it did not get wet... and tripple in weight.
Average weight would be 125 pounds.