[LON-CAPA-users] Chem features

Guy Ashkenazi lon-capa-users@mail.lon-capa.org
Tue, 24 May 2005 09:23:18 +0300


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Mark,

>> <chemresponse> - allows input and interpretation of chemical
>> nomenclature.?
> Er it's <reactionresponse>

<reactionresponse>: In addition to giving the students a formatted=20
view (same as <chem> below) so they can check the syntax of their=20
answer before submitting it, it will correctly recognize chemical=20
reactions regardless of the ordering of the reactants / products.

> <chemparse> (will be in 2.0)

It is actually <chem>, and it allows entering chemical formulas and=20
reactions with automatic subscripting:
<chem>2CuSO4.5H2O</chem> will render as 2CuSO4=B75H2O
Superscripts must be entered explicitly, but end automatically after a=20
space or a +/- sign:
<chem>Cu^2+(aq)</chem> will render as Cu2+(aq)

Have a look at my general chemistry course at=20
/res/huji/guy/General_Chemistry and my physical chemistry course at=20
/res/huji/guy/Physical_Chemistry.

Good luck!
    Guy.=20

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<DIV><FONT face=3DArial size=3D2>Mark,</FONT></DIV>
<DIV><FONT face=3DArial size=3D2></FONT>&nbsp;</DIV>
<DIV><FONT face=3DArial size=3D2>&gt;&gt; &lt;chemresponse&gt; - allows =
input and=20
interpretation of chemical<BR>&gt;&gt; nomenclature.?<BR>&gt; Er it's=20
&lt;reactionresponse&gt;<BR></DIV></FONT>
<DIV><FONT face=3DArial size=3D2>&lt;reactionresponse&gt;: In addition =
to giving the=20
students a formatted view (same as &lt;chem&gt; below) so they can check =
the=20
syntax of their answer before submitting it, it will correctly recognize =

chemical reactions regardless of the ordering of the reactants /=20
products.</FONT></DIV>
<DIV><FONT face=3DArial size=3D2></FONT>&nbsp;</DIV>
<DIV><FONT face=3DArial size=3D2>&gt; &lt;chemparse&gt; (will be in=20
2.0)<BR></FONT></DIV>
<DIV><FONT face=3DArial size=3D2>It is actually &lt;chem&gt;, and it =
allows entering=20
chemical formulas and reactions with automatic subscripting: =
</FONT></DIV>
<DIV><FONT face=3DArial size=3D2>&lt;chem&gt;2CuSO4.5H2O&lt;/chem&gt; =
will render as=20
2CuSO<SUB>4</SUB>=B75H<SUB>2</SUB>O</FONT></DIV>
<DIV><FONT face=3DArial size=3D2>Superscripts must be entered =
explicitly, but end=20
automatically after a space or a +/- sign:</FONT></DIV>
<DIV><FONT face=3DArial size=3D2>&lt;chem&gt;Cu^2+(aq)&lt;/chem&gt; will =
render as=20
Cu<SUP>2+</SUP>(aq)</FONT></DIV>
<DIV><FONT face=3DArial size=3D2></FONT>&nbsp;</DIV>
<DIV><FONT face=3DArial size=3D2>Have a look at my general chemistry =
course at=20
/res/huji/guy/General_Chemistry and my physical chemistry course at=20
/res/huji/guy/Physical_Chemistry.</FONT></DIV>
<DIV><FONT face=3DArial size=3D2></FONT>&nbsp;</DIV>
<DIV><FONT face=3DArial size=3D2>Good luck!</FONT></DIV>
<DIV>&nbsp;&nbsp;&nbsp; Guy.</DIV></BODY></HTML>

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