[CHNOSZ-commits] r787 - in pkg/CHNOSZ: . vignettes
noreply at r-forge.r-project.org
noreply at r-forge.r-project.org
Mon May 22 11:37:37 CEST 2023
Author: jedick
Date: 2023-05-22 11:37:36 +0200 (Mon, 22 May 2023)
New Revision: 787
Modified:
pkg/CHNOSZ/DESCRIPTION
pkg/CHNOSZ/vignettes/FAQ.Rmd
Log:
Add to FAQ.Rmd: How is 'CHNOSZ' pronounced?
Modified: pkg/CHNOSZ/DESCRIPTION
===================================================================
--- pkg/CHNOSZ/DESCRIPTION 2023-05-17 08:54:57 UTC (rev 786)
+++ pkg/CHNOSZ/DESCRIPTION 2023-05-22 09:37:36 UTC (rev 787)
@@ -1,6 +1,6 @@
-Date: 2023-05-17
+Date: 2023-05-22
Package: CHNOSZ
-Version: 2.0.0-6
+Version: 2.0.0-7
Title: Thermodynamic Calculations and Diagrams for Geochemistry
Authors at R: c(
person("Jeffrey", "Dick", , "j3ffdick at gmail.com", role = c("aut", "cre"),
Modified: pkg/CHNOSZ/vignettes/FAQ.Rmd
===================================================================
--- pkg/CHNOSZ/vignettes/FAQ.Rmd 2023-05-17 08:54:57 UTC (rev 786)
+++ pkg/CHNOSZ/vignettes/FAQ.Rmd 2023-05-22 09:37:36 UTC (rev 787)
@@ -66,6 +66,14 @@
This vignette was compiled on `r Sys.Date()` with CHNOSZ version `r sessionInfo()$otherPkgs$CHNOSZ$Version`.
<!-- ######## SECTION MARKER ######## -->
+## How is 'CHNOSZ' pronounced?
+
+As one syllable, starting with an *sh* sound and [rhyming with *Oz*](https://en.wiktionary.org/wiki/Rhymes:English/%C9%92z).
+CHNOSZ and [schnoz](https://en.wiktionary.org/wiki/schnozz) are homophones.
+
+*Answered on 2023-05-22.*
+
+<!-- ######## SECTION MARKER ######## -->
## When and why do equal-activity boundaries depend on total activity?
Short answer: When the species have the same number of the conserved element (let's take C for example),
@@ -97,7 +105,7 @@
According to this analysis, increasing `r Ctot` from 0.03 to 3 molal (a 2 log-unit increase)
would have no effect on the location of the formate-bicarbonate equal-activity boundary,
-but would raise the propanoate-bicarbonate equal-activity boundary by <sup>8</sup>⁄<sub>7</sub> units on the `r logfO2` axis.
+but would raise the propanoate-bicarbonate equal-activity boundary by <sup>8</sup>⁄<sub>7</sub> units on the `r logfO2` scale.
Because the reaction between bicarbonate and `r CO2` does not involve `r O2` (but rather `r H2O` and `r Hplus`),
the same effect should occur on the propanoate-`r CO2` equal-activity boundary.
The plots below, which are made using `r equilibrate_` for species in the Deep Earth Water (DEW) model, illustrate this effect.
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