about 170 kg
around 375 pounds.
For the element Mercury: 13.534 g/cm3 is the density. The molecular weight is : 200.59 g/mole. For the Planet Mercury: 3.3022×1023 kg
it changes depending on the particular bear and its age but around 1000 pounds (this might be incorrect)
It depends
The adult ranges from 1 to 3 ft (100 - 150 cm) in length and weighs 200 - 600 lbs (90 - 270 kg).