[chem] corrections & addition on chiral molecules

diff --git a/chem/prac-9-aim.md b/chem/prac-9-aim.md
index ebcff8dbe617c200c0665d682a68d8ffc5f34947..c3aa5b9418afb1f5e05cb066b191fe74b840258a 100644 (file)
--- a/chem/prac-9-aim.md
+++ b/chem/prac-9-aim.md
@@ -4,3 +4,25 @@ To determine the effect of the temperature and pressure of an equilirium environ
 
 N2O4(g) <-> 2NO2(g)
   clear <-> brown
+
+Explain colour changes - net forward/back reaction
+2 page question
+Do not duplicate
+
+What was the change to equilibrium system? (do not copy method)
+(1 mark for each test)
+
+Vertical lines on plots
+(selection of graphs)
+
+Reaction conc initially > product conc
+Two marks on x-axis - init. & funal equilibrium
+Rule graphs
+Lines may cross
+
+H33PO4 - each product concentration is equal (dissociation of acid) - one line
+Fe3+ + SCN- - each reactant is not necessarily equal concentration
+
+90 marks total
+17 marks from results
+1 mark/box on first question (table)