SUMARI, Sumari; PERMATASARI, Aisyah. Development of Website Based Learning Media with Problem Based Learning Model to Improve Student Learning Outcomes on Chemical Equilibrium Material at High School Level. Orbital: The Electronic Journal of Chemistry, [S. l.], v. 18, n. 1, p. 64–73, 2026. DOI: 10.17807/orbital.v18i1.23994. Disponível em: https://periodicos.ufms.br/index.php/orbital/article/view/23994. Acesso em: 26 jul. 2026.