What is the percent by volume of Sodium hydroxide (NaOH) solution when 38.12ml of the solute, NaOH, is diluted with 300ml of the solvent, water?
15.32%
11.27%
18.87%
22.12%

Which of your 24 wells had indications that a chemical reaction occurred? how were you able to tell that a chemical reaction occurred? which of your 24 wells had indications that a physical reaction occurred? how were you able to tell that a physical reaction occurred? report on both mixing and evaporation. make a general statement about whether your hypotheses were validated or rejected. must your hypotheses be correct for this to be a successful laboratory?