Answered: D В A. E 1.30

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D В A. E 1.30

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Question

Block A in Fig.
hangs by a cord from spring balance
D and is submerged in a liquid C contained
in beaker B. The mass of the
beaker is 1.00 kg; the mass of the liquid
is 1.80 kg. Balance D reads 3.50 kg,
and balance E reads 7.50 kg. The volume
of block A is 3.80 * 10-3 m3.
(a) What is the density of the liquid?
(b) What will each balance read if block
A is pulled up out of the liquid?

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