Density: The density of material at the center of a neutron star is approximately 1.00 × 1018 kg/m3. What is the mass of a cube of this material that is 1.76 microns on each side. (One micron is equal to 1.00 × 10-6 m.)
A. 5.45 kg
B. 4.74 kg
C. 6.16 kg
D. 6.70 kg
Answer: A
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