A piece of wood is 0.610 m long, 0.240 m wide, and 9.00×10?2 m thick.

A) Its density is 600 kg/m^3 . What volume of lead must be fastened underneath it to sink the wood in calm water so that its top is just even with the water level? (v=? m cubed)

B) What is the mass of this volume of lead? (in kg)


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