[chem] add prac results

diff --git a/methods/midyear-lecture.pdf b/methods/midyear-lecture.pdf
index c4b8a54c28d60744510a79a607e484a68e0ebae0..d5ca7d300f045ff283dc8d7ed24772a2f1afaa93 100644 (file)
Binary files a/methods/midyear-lecture.pdf and b/methods/midyear-lecture.pdf differ