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doc tweaks: use vol% and wt% rather than %vol %wt in help #27

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doc tweaks: use vol% and wt% rather than %vol %wt in help #27

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14 changes: 7 additions & 7 deletions activation/index_template.html
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Expand Up @@ -201,7 +201,7 @@ <h3>Chemical formula</h3>
Use <div class="entrytext">H[1]</div> in formula for labile hydrogen.
These will be substituded with H and D in proportion with the D<sub>2</sub>O
fraction when computing the contrast match point of the sample.
<div class="example"><div class="entrytext">O[18]</div> represents the <sup>18</sup>O</div>
<div class="example"><div class="entrytext">O[18]</div> represents the isotope <sup>18</sup>O</div>
<div class="example"><div class="entrytext">C3H4H[1]NO@1.29n</div> represents alanine with one labile hydrogen.
</dd>

Expand Down Expand Up @@ -235,19 +235,19 @@ <h3>Chemical formula</h3>

<dt>mass fractions</dt>
<dd>Formulas can be mixed by mass, with each part starting with a percentage
followed by formula followed by "//". The first part must use "%wt" to
followed by formula followed by "//". The first part must use "wt%" to
indicate that it is a mass fraction. The final part is the base, and it
does not need a percentage since it makes up the rest of the material.
<div class="example"><div class="entrytext">50%wt Co // Ti</div>
<div class="example"><div class="entrytext">50 wt% Co // Ti</div>
is more descriptive than Co<sub>0.552</sub>Ti<sub>0.448</sub></div>
<div class="example"><div class="entrytext">33%wt Co // 33% Fe // Ti</div>
<div class="example"><div class="entrytext">33 wt% Co // 33% Fe // Ti</div>
builds a 1:1:1 mixture by mass of cobalt-iron-titanium</div>
</dd>

<dt>volume fractions</dt>
<dd>Volume fractions are like mass fractions, but they use "%vol" instead.
<dd>Volume fractions are like mass fractions, but they use "vol%" instead.
Each component of the volume fraction must specify the density.
<div class="example"><div class="entrytext">20%vol (10%wt NaCl@2.16 // H2O@1) // D2O@1n</div>
<div class="example"><div class="entrytext">20 vol% (10 wt% NaCl@2.16 // H2O@1) // D2O@1n</div>
is a 10% saline solution by weight mixed 20:80 by volume with
D<sub>2</sub>O, which is the same as
<div class="entrytext">NaCl(H2O)29.1966(D2O)122.794@1.10i</div>
Expand All @@ -266,7 +266,7 @@ <h3>Chemical formula</h3>
</div>
<div class="example"><div class="entrytext">5g NaCl@2.16 // 50mL H2O@1</div>
computes the density as 1.05 g/cm<sup>3</sup>. Not useful in this
case since 9%wt brine has a density of 1.0633 at ambient temperature.
case since 9 wt% brine has a density of 1.0633 at ambient temperature.
</div>
<div class="example"><div class="entrytext">50 mL (45 mL H2O@1 // 5 g NaCl)@1.0707 // 20 mL D2O@1n</div>
uses the appropriate density for a 10%wt brine in the mixture.
Expand Down