Chemistry 361 Truis Smith-Palmer Trooooos Dr S-P

Chemistry 361 Truis Smith-Palmer (Trooooos) Dr S-P

Chem 361 Website n http: //people. stfx. ca/tsmithpa/Chem 361/

Themes in 361 n Sampling – collecting samples Sample prep – examples in lab and application n Instrumentation n highlights Design n Principle of operation n Running the instrument (labs) n Interpreting results n n n Quality Control – running standards Statistics – reproducibility, LOD, confidence limits

“ANALYTICAL CHEMISTRY IS NOT SPECTROMETERS, ANALYTICAL METHODOLOGY IDENTIFICATION POLAROGRAPHS, ELECTRON MICROPROBES, DETERMINATION or ASSAY ANALYSIS ETC. QUANTITATION IT IS ANALYTE EXPERIMENTATION, OBSERVATION, VALIDATION DEVELOPING FACTS, METHODS or PROTOCOLS AND DRAWING CONCLUSIONS. ” West PW in Analytical Chemistry (46) 1974 TECHNIQUES SOLVING A PROBLEM

Text n n n Harris, 8 th Edition You will receive Power point handouts They are the basics of lectures – you should supplement them with notes. Chapter 0 – very good overview Chapter 1 – Units, concentration calculations and dilutions – should be revision

Labs n n n Need to write prelabs Need to write web-quizzes Need hard covered notebooks, pens and markers for glassware – and safety glasses Lab package available including notebooks $35 (includes $10 for handouts) Buy on Friday after class.

First Lab 10 th, 11 th September n Meet in lab 3037 at 2. 15 pm for safety talk and introduction to the first wet lab. n Bring lab manual. n We will then go to the computer lab n Bring calculator able to do statistic calcs n We can help if you have lost instructions n Dry lab – will do sample calcs and graphing. n There is a practice example and answers on the web page at BOTTOM of list of labs Excel – pp 43 -47 of Harris and in Lab Manual n

Second lab n n n In the 361 lab Partners You are expected to think

Tutorial? n Mostly to help write up labs Come see me individually – or suggest a tutorial time. n Class ombudsman? n

Assignments n n n Library assignment With labs: Simplex, IR, Fluorescence, Radiochemistry Some problems from textbooks Second assignment on Fluorescence Please bring calculator to class because every now and then I will ask you to do calculations in class

First Assignment n n Finding AOAC methods Come see me if necessary and I will help you interpret it and go over what are the important parts Due Friday 21 st September. 4. 30 pm. Sign –up sheet for your chosen topic outside my office

Quizzes n October Quiz Thursday 11 October n November Quiz: Thursday 22 November n Lab Quiz: TBA