Closed rwest closed 1 year ago
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The question came up in Cantera development as to what reference state pressure is used for common/typical/all reaction mechanisms. (See issue https://github.com/Cantera/cantera/issues/336)
For thermochemistry estimated by RMG or calculated by CanTherm I assume that the reference pressure used in the standard state is 1 bar (100000 Pa), but can anyone confirm this?
I found a line here which implies that when @jwallen wrote code to convert from Ka (from ∆G) to Kc or Kp in https://github.com/ReactionMechanismGenerator/RMG-Py/commit/7ebe8671f37c99929bf849e3ed2ccf462eee66d6 he assumed the reference state for the ∆G was 1e5 Pa. I would guess he used the same reference state when writing CanTherm, but with a cursory search I couldn't prove it to myself.
c.c. @jwallen @speth