Items by "Silalahi, Albinus"

Riris, Ida and Gultom, Endang and Lazuardi, Lazuardi and Silalahi, Albinus and Purba, Dewi (2019) Antibacterial Activity of Extract Ethyl Acetate and Ethanol of Raru (Vatica pauciflora Blume). In: Proceedings of The 5th Annual International Seminar on Trends in Science and Science Education, AISTSSE 2018, 18-19 October 2018, Medan, Indonesia.

Juniar, Anna and Silalahi, Albinus and Suyanti, Retno and Sartika, Dewi (2019) The Effect of Implementation of Guided Inquiry-Based Model Towards Students’ Science Process Skill and Achievements on The Topic of Salt Hydrolysis in Natural Science Eleventh Grade SMA Negeri 1 Binjai. In: Proceedings of The 5th Annual International Seminar on Trends in Science and Science Education, AISTSSE 2018, 18-19 October 2018, Medan, Indonesia.

Juniar, Anna and Silalahi, Albinus and Suyanti, Retno (2019) The Implementation of Guided Inquiry Model to Increase Student Achievements and Science Process Skill on The Practicum of Analysis and Identification of Cations Ag+, Hg22+and Pb2+. In: Proceedings of The 5th Annual International Seminar on Trends in Science and Science Education, AISTSSE 2018, 18-19 October 2018, Medan, Indonesia.