Students compare bounce heights for ploymer balls. Graphing 43 Concentrations and Dilutions of Liquids 1. Students make a straw pipette. Students serially dilute food color until they can't see it anymore. Measuring volume 1.
Students make concentrations of salt water.
Students find the concentration of salt in an unknown solution. Measuring volume 2. Percentages 45 Acid and Base Indicators 1. Students use 4 indicators to test various acid and base indicators. Students extract phenolp.