An interplanetary expedition uncovered the remnants of an ancient civilization on Mars. They discovered two spherical objects made from previously unknown elements. The Martians had named one element Altrium, density 5.62 g/cm3, and the other element Hypotrium, density 2.77 g/cm3. Each sphere was exactly 10.00 cm in diameter. What was the difference in masses of the two spheres in grams? Volume of a sphere = (4/3)πr3. π = 3.1416.

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Read the sentences below in 1962, i tried to enroll as the first black student at the university of mississippi. the governor of mississippi blocked my entrance which best describes the verbs used in the sentences? o they are past tense verbs, which are often used in narrative essays o they are past tense verbs, which are not often used in narrative essays. o they are future tense verbs, which are often used in narrative essays o they are future tense verbs, which are not often used in narrative essays.

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