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Questions regarding the takeoff or the liftoff phase of the flight of a rocket and the set of activities required for preparation of the launch vehicle leading to it.

1 vote

How bright is a rocket launch?

The chemical energy from burning 1 mole (2 grams) of hydrogen in plentiful oxygen is 242 kJ. Just enough oxygen is half a mole, or 16 grams. The Space Shuttle external tank contained 629,340 kg of li …
Nelson Cunnington's user avatar