Size of the Nucleus: If an atomic nucleus containing 64 nucleons has a mass density ?, what will be the expected mass density of a nucleus containing 512 nucleons?
A. ?
B. 2?
C. 4?
D. 8?
E. 16?
Answer: A
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Two infinite, uniformly charged, flat surfaces are mutually perpendicular. One of the sheets has a charge density of +60 pC/m2, and the other carries a charge density of ?80 pC/m2. What is the magnitude of the electric field at any point not on either surface?
A. 1.1 N/C B. 5.6 N/C C. 7.9 N/C D. 3.8 N/C E. 4.0 N/C
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When a sample of water at 0.0°C is cooled to -36.0°C and freezes in the process, 935,000 kJ of heat is liberated
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