An iron casting containing a number of cavities weighs
An iron casting containing a number of cavities weighs 6500.0 N in air and 3500.0 N in water. ( NOTE: The density of iron is 7.87 g/cm3. ) What is the volume of the cavities in the casting?
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an iron casting containing a number of cavities weighs 65000 n in air and 35000 n in water note the density of iron is
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