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A sphere is constructed of two concentric pieces. The inner part is a solid sphere of radius 10.0 cm made of a material with density 4000 kg/m3. The outer part is a spherical shell with inner radius 10.0 cm and outer radius 20.0 cm. The outer shell has a density 9000 kg/m3.
(a) What is the mass of this sphere?
(b) What is the average density of this sphere?
Inventory Item
Goods or merchandise kept on the premises of a business or warehouse and available for sale or distribution.
Historical Cost
The original cost at which an asset is acquired and recorded in the financial statements, not adjusted for inflation or market changes.
Replacement Cost
The cost to replace an asset of a company at the present time, according to its current worth.
Net Realizable Value
Net Realizable Value is the estimated selling price of goods minus the costs of their sale or completion, used to value inventory or accounts receivable in the context of impairments or realizable value considerations.
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