[chem] write prac intro & format results

diff --git a/chem/calorimetry-prac-results.xlsx b/chem/calorimetry-prac-results.xlsx
index 2b269207cc004bbed1a17d71e189a5cf8f35325d..3892503eed86273f6cb5cba5d5b56cb0f36c745c 100644 (file)
Binary files a/chem/calorimetry-prac-results.xlsx and b/chem/calorimetry-prac-results.xlsx differ