Vol. 9 No. 3 (2020)

Articles

• Effect of Concentration of Pectinase on Clarification and Ascorbic Acid of Lemon Ginger Drink

  Chrismita B. Lusihanne , Maria Herawati

  133-138

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• The Implementation of Two Strength Method on the Topic of Chemical Equilibrium toward Learning Outcomes of Students in 11th Grade Science at SMA Negeri 1 Sindue on Academic Year 2016-2017

  Andi Pangeran, Irwan Said, Sri M. Sabang

  139-142

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• Analysis of Calcium (Ca) and Potassium (K) Levels in Mackerel (Rastrelliger sp.) Bones

  Ni Luh A. Murtini, Baharuddin Hamzah

  143-147

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• Utilization of Kalpataru Flower Extract (Hura crepitans Linn) as an Alternative Acid Base Indicator

  Bayu Riswanto, Sitti Aminah

  148-157

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• Lead Metal Adsorption from its Solution using Seagrass Biomass Enhalus Acoroides

  Siti Masita, Irwan Said , Suherman Suherman

  158-161

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• Effectiveness of Problem Solving Learning Model towards Student Learning Outcomes on Acid-Base Solution in SMA Negeri 1 Buko on Academic Year 2018-2019

  Yulianti Siako, Kasmudin Mustapa

  162-167

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• The Effect of Cooperative Learning Model STAD Type Based on Mind Mapping toward Students’ Learning Outcomes on Chemical Bond Material in 10th Grade SMA Negeri 1 North Parigi

  Nurhijrah Nurhijrah, Paulus H. Abram , Sitti Aminah

  168-171

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• The Implementation of Mind Mapping on Chemical Bond Learning Assisted by Information Technology towards the Students’ Learning Outcomes in Class X MIA 1 at SMA Negeri 1 Sindue

  Awanda Awanda, Tahril Tahril, Minarni R. Jura

  172-175

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• Implementation of Advance Organizer Learning Model Based on Numbered Heads Together (NHT) to Improve Learning Outcomes of Students in 11th Grade Science on Buffer at SMAN 2 Balaesang

  Reskiani Reskiani, Supriadi Supriadi

  176-182

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• Esterification of Waste Cooking Oil using Heterogeneous Catalyst from Pearl Shell

  Iwan Sumarlan, Rona B. Mentari

  183-190

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