A planet has mass 6.4 × 10^24 kg and radius 3.4 × 10^6 m. Calculate energy required to remove on object of mass 800 kg

A planet has mass 6.4 × 10^24 kg and radius 3.4 × 10^6 m. Calculate energy required to remove on object of mass 800 kg
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A planet has mass 6.4 1024 kg and radius 3.4 106 m. Calculate energy required to remove ... 800 kg from the surface of the planet to infinity.
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