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Question
A sphere has a radius of 21 cm and a mass of 1.9 kg. Its mass density is about:
A) 4.9x10-5kg/m3
B) 2.1 x10-4kg/m3
C) 2.0 x10-2kg/m3
D) 16 kg/m3
E) 49 kg/m3
Answer
This answer is hidden. It contains 1 characters.
Related questions
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