Wuttisela, Karntarat, Purim Jarujamrus, Sanoe Chairam, and Saksri Supasorn. 2024. “Small-Scale and Smartphone-Based Colorimetric Experiments to Enhance Grade-11 Students’ Conceptual Understanding of Chemical Equilibrium”. Jurnal Pendidikan IPA Indonesia 13 (4). https://doi.org/10.15294/vdxeak53.