About this document
Elodea and Snail CO2 Experiment Results by Sammy Arcillas is a document available to read on EtoBox.
The document describes an experiment testing how carbon dioxide cycles in an aquarium through snails and Elodea plants. The independent variables are the number of snails and Elodea plants in each test tube, while the dependent variable is the color of bromthymol blue, which indicates the carbon dioxide level. The experiment uses 8 test tubes, some with snails, Elodea, or both, and records whether the bromthymol blue turns yellow or stays green. The results show snails increase carbon dioxide, while Elodea
- Author
- Sammy Arcillas
- Language
- EN