The (un)reliable indicator

Type Document
{:title=>"Beschreibung"} Students are testing different substances for the pH-value. Some students are testing crystal deodorants using a red cabbage indicator and a universal indicator. The universal indicator suggests that the deodorant reacts as an acid, whereas the red cabbage suggests that the deodorant reacts as a base. What is happening here?
Tags
Author TEMI group
Uploaded by Nicole
License Creative Commons Attribution-NonCommercial
Attribute to http://teachingmysteries.eu/en/about/?t=1
Sprache Sprachunabhängig
Erstellt am Dienstag, 24. Mai 2016, 11:10 Uhr
Aktualisiert am Dienstag, 24. Mai 2016, 11:10 Uhr
Size 900 KB

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