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Question: Notice that one of your answers will be a number density and the other will be a mass density.
a. A rectangular box has dimensions L = 2cm, W = 5cm, and H = 10cm. How many of these boxes will fit into a cube of volume 1m3?
b. If each box has a mass m = 0.01 kg, what is the density (mass per unit volume) of the assembly of boxes?
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To help prevent frost damage, fruit growers sometimes protecttheir crop by spraying it with water when overnight temperatures are expected to go below the freezing mark. How much heat is releasedby the water when it freezes
By means of a rope whose mass is negligible, two blocks aresuspended over a pulley.One block wighs 11.0-kg and the other blockweighs 44.0-kg. find the mass of the pulley
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