Soap Making
Acid Base Properties
Grades 10-12
Using analytical balances to measure out several natural and synthetic chemicals to explore pH of substances used in soap; electronic spread sheet for use of graph properties and lab report writing to better organize pH difference with different soaps.
http://www.hschem.org/Laboratory/labs.htm#LAB%20ACTIVITIES
i like how you use a common item such as soap to explain a scientific measurement that is just as common to daily life.
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