Table 10	CITED IN TEXT  |  ASCII  |  TYPESET IMAGE  |
Condensation Temperatures (K) of Ices

Compound	Complete Equilibrium	Kinetic Model Aa	Kinetic Model Bb
H2O...	182	182	182121
CH4·7H2O...	78	...	...
CH4...	41	...	...
Graphite...	...	626	<626
NH3·H2O...	131	...	...
N2·7H2O...	...	58	58

Note.At 10^-4 bar total pressure. Solar system composition gas. Ellipses indicates that a compound does not form.
     ^a Model A: Hydrocarbon and H-N gas formation kinetically inhibited.
     ^b Model B: Hydrocarbon and H-N gas formation kinetically inhibited and graphite precipitation suppressed.