[QUOTE=masterofnone]
Wouldn’t the fuel burn up on re-entry?
[/QUOTE]
It’s 1,000 lbs (not 100, as previously stated in error), and encased in a titanium sphere. This titanium sphere would likely survive re-entry if it is not damaged, and release the hydrazine once it is finally damaged enough by either the re-entry process or impact with the surface.