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Aroma Karmila
Universitas Negeri Padang
Indonesia
Department of Chemistry Education
Desy Kurniawati
Universitas Negeri Padang
Indonesia
Department of Chemistry Education
Hardeli Hardeli
Universitas Negeri Padang
Indonesia
Department of Chemistry Education
Umar Kalmar Nizar
Universitas Negeri Padang
Indonesia
Department of Chemistry Education
