It depends on species. A blue whale (Balaenoptera musculus) calf can weigh 6,000-8,000 lbs (2,700-3600 kg), while a minke whale (Balaenoptera acutorostrata) calf may only weigh 700 lbs (320 kg).
The largest whales (blue whales) weigh 100 to 150 tons.
It weigh 50 pd
1.5 tons
about 7,000 pounds
a sperm whales head ways about 5 tons (tonnes)
it weighes about 5 tons!
3 tons or 6000 lbs
Blue whales don't have a specific average weight. They do have a range which is round 100-120 tons. However, Blue whales can weigh as much as just over 200 tons.
About 15 to 35 lbs
That would depend on the species of what, its sex and how old it was.
About 10 tonnes or under depending how big it is
like about 5 pounds