Chemistry 11:  WS on Concentration of Ions in Solution, due Friday.   Today we learned the dilution equation too.  On Friday we will try to finish the Solubility Lab.

Science 10:  Sketch a labelled picture of the earth's cross section onto your data booklet.  pg 496 # 1,2,4,5,9,11.  We did a Magnetism Lab today.  Today I collected Lab 13D from most of you - bring it to class on Friday finished if I didn't get it today.