get.exact.mass returns the exact mass of a molecule
convert.implicit.explicit converts implicit hydrogens
to explicit hydrogens. This function does not return any value
but rather modifies the molecule object passed to it
get.exact.mass(molecule)
convert.implicit.to.explicit(molecule)jObjRef representing an IAtomContainer or IMolecule objectexact.mass returns a numeric convert.implicit.to.explicit has no return value
get.atoms