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Trizz
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Homework Statement
Calculate the true mass (in vacuum) of a piece of aluminum whose apparent mass is 4.2000 kg when weighed in air. (Express your answer as 4.2000 kg plus a positive or negative number.)
(4.2000 + ________ ) kg
Homework Equations
Buoyant force = density x gravity x volume
d=m/v
The Attempt at a Solution
I'm guessing I have to find the amount of air displaced but I'm really not too sure on how to go about doing this