The (un)reliable indicator
| Type | Document |
| Description | 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 |
| Language | Language independent |
| Created at | May 24, 2016 11:10 |
| Updated at | May 24, 2016 11:10 |
| Size | 878 KB |