From 3fb1d445521a80714beb77d042f80b4781fb8640 Mon Sep 17 00:00:00 2001 From: Andrew Lorimer Date: Mon, 1 Apr 2019 11:04:48 +1100 Subject: [PATCH] [chem] add SAC prep notes --- chem/prac-9-aim.md | 22 ++++++++++++++++++++++ 1 file changed, 22 insertions(+) diff --git a/chem/prac-9-aim.md b/chem/prac-9-aim.md index ebcff8d..c3aa5b9 100644 --- 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) -- 2.43.2