Development of Electronic Modules Based on Contextual Teaching and Learning on Electrolyte and Non-Electrolyte Solution Materials for SMA/MA. EPK [Internet]. 2022 Oct. 19 [cited 2026 Nov. 4];3(4):1-9. Available from: http://entalpipendidikan.ppj.unp.ac.id/index.php/epk/article/view/303