Vol. 12 No. 4 (2023)

Articles

• Improving Student Learning Outcomes by Applying the Discovery Learning Model to the Acid-Base Titration Material of Senior High School

  Yunarti Patilima, Siti Nuryanti

  205-209

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• Analysis of Learning Difficulties of Students Class XI in Chemistry Subjects

  Hikma Hikma, Suherman Suherman

  210-215

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• Analysis of the Critical Thinking Skills of Students in Senior High School in Solving the Reaction Rate Problem

  Moh. R. Ramadhan , Ijirana Ijirana

  216-220

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• Application of Think-Pair-Share (TPS) Cooperative Learning Model to Student Learning Outcomes in Hydrocarbon Material in Senior High School

  Moh. Kifli, Kasmudin Mustapa, Ratman Ratman

  221-225

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• Analysis Of Flavonoid Levels on Skin Langsat Fruit (Lansium Domesticum) Using Uv-Vis Spectrophotometer

  Almarza Almarza, Irwan Said

  226-229

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• Analysis of the Characteristics of Chemical Compounds in Palm Flour (Arenga pinnata) from the Poso District

  Deswita K. Poima , Paulus H. Abraham

  230-233

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• Analysis of Primary Metabolic Compounds in Durian Seed Flour (Durio zibethinus Murr) Typical of Central Sulawesi (Parigi Moutong)

  Nurhalisa Nurhalisa, Irwan Said, Jamaluddin M. Sakung, Minarni R. Jura

  234-237

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• Biofoam from The Waste of Durian Seeds and Corn Cobs

  Megawati K. Mabela, Sri M. Sabang

  238-241

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• Coagulant Capacity of Moringa (Moringa Oleifera) Seed on NaCl Solution

  Vanesa Sibulo, Paulus H. Abram

  2242-246

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• Effectiveness of Purification Used Cooking Oil Using Adsorbents: Activated Charcoal Seeds Salak (Salacca zalacca)

  Sufia Sufia, Tri Santoso, Sitti Aminah, Sitti Rahmawati

  247-253

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