Earth's orbit is a nearly circular ellipse with the sun at one focus. how would its orbit change if earth were twice as massive? a. the orbit would still be an ellipse, but the sun would now be at the center of the ellipse. b. the orbit would become a much flatter, more eccentric ellipse. c. earth would fly off into space, never to return. d. the orbit would not change at all.
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Nacidified solution was electrolyzed using copper electrodes. a constant current of 1.18 a caused the anode to lose 0.584 g after 1.52 ✕ 103 s. given that the charge of an electron is 1.6022 ✕ 10−19 c, calculate avogadro's number. assume that copper is oxidized to cu2+ ions.
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Which one of the following represents the reduced forms of the two major electron carriers? nadh and fadh2 nad+ and fadh2 nad+ and fad nadh and fad
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Earth's orbit is a nearly circular ellipse with the sun at one focus. how would its orbit change if...
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