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H4. ,5. crew return vehicle designed to launch humans from the surface of Mars to a lowMars orbit requires a total M o Est mfs.

H4.

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,5. crew return vehicle designed to launch humans from the surface of Mars to a lowMars orbit requires a total M" o Est mfs. Assuming a singlestageto-orbit design using LDXECH-fl at a trajectoryaveraged I3; = 38D 3; and E = 2.3, calculate the fuel and oxidizer mass required to deliver a final dry mass of 1? metrictons to orbit

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