Thames & Kosmos Creative Cosmetics Lab handleiding
Handleiding
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EXPERIMENT 8
pH Scale
pH 1 pH 2 pH 3 pH 4 pH 5 pH 6 pH 7
pH 8 pH 9 pH 10 pH 11 pH 12 pH 13 pH 14
Use
your pH strips
to test the pH of other
solutions such as lemon
juice, milk, orange
juice, and soda.
Testing acidity with
pH test strips
YOU WILL NEED
Glycerin soap from Experiment 7, pH test
strips, bowl, water
HERE’S HOW
1
Fill the bowl with a small amount of
water. Dip one end of a pH strip into the
water. Observe the color.
2
Dissolve a small amount of the glycerin
soap from Experiment 7 in the water.
Dip the end of a second pH strip into the
water. Observe the color.
3
Compare the colors of the pH strips to the
colors on the scale below to determine
the pH value of the two liquids.
1
2
3
20
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Productinformatie
| Merk | Thames & Kosmos |
| Model | Creative Cosmetics Lab |
| Categorie | Niet gecategoriseerd |
| Taal | Nederlands |
| Grootte | 10798 MB |
