Chemical Reactions. 7.1 DESCRIBING REACTIONS Changes in Substances Physical change – altered appearance but same composition Water to steam Glass.
We frequently refer to measures casually… Couple Few Dozen Baker’s Dozen Ream LORD 2 3 12 13 500 4.
UNIT VII
APPLIED CHEMISTRY IN NURSING (NURS113) Mr. Luuse Arnold Togiwe School of Allied Health Sciences, University of Health and Allied Sciences, Ho, Ghana.
The BIPM and the International Reference System (SIR) for activity measurements
