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Calculate the average orbital speed, V0, of Neptune knowing that it is located at r = 30.1 AU from the Sun andthe mass of the Sun isM = 1.98 x 1030 kg. Hint: where r is the distance in meters and G = 6.67 x 10-11 m3kg-1s2.a. 10.6 km/sb. 2.8 km/sc. 90.1 km/sd. 5.4 km/se. 6.5 km/s
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