Posted by **Hannah** on Sunday, October 23, 2011 at 5:07pm.

An iron anchor weighs 250 pounds in air and has a weight density of 480 lbs/ft3. If it is immersed in sea water that has a weight density of 64 lbs/ft3, how much force would be required to lift it while immersed?

I know the answer is 217 pounds but I need help on trying to get that! Thanks <3

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