Vol. 14 No. 3 (2025)

Articles

• Mass Balance of Hydrocarbons Fuel from Waste Cooking Oil and Plastic by Co-Pyrolysis

  Fajar H. Limbong, Delphy Y. A. Praja, Ardika Nurmawati, Ika N. Puspitawati, Erwan A. Saputro

  132-137

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• Determination of Tanin Extract of Belimbing Wuluh Leaves (Averrhoa Bilimbi L.) by Uv-Vis Spectroscopy Methods

  Ririen Hardani, Muhammad F. Hardani, Baharuddin Hamzah, Sindy T. Tamala

  138-143

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• Development of an E-Handout Based on Discovery Learning on The Reaction Rate for Class XI Students

  Nurul Faudia, Ajat Sudrajat, Nurfajriani Nurfajriani

  144-150

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• Determination of Total Flavonoid Content in Local Sakura Leaf Extract or Small Bungur (Lagerstroemia indica L.)

  Nur S. Damayanti, Sri H. V. Pulukadang, Sitti Aminah, Baharuddin Hamzah, Reny Reny

  151-156

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• Exploration of Teachers' Creative Thinking Ability Profile in Implementing Chemistry Learning in Senior High Schools

  Jesi J. Pongkendek, Diana Rochintaniawati

  157-162

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• Analysis of Sodium Content and Estimated Daily Intake from Shellfish Consumption: Case Study in Banda Aceh

  Mutia Ardila, Rizky Kurniawan, Hadi Kurniawan, Muhammad R. Harahap

  163-168

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• The Effect of the PBL Model on Literacy and Numeracy Skills in Acid-Base Material

  Ratman Ratman, Kasmudin Mustapa, Dewi S. Ahmar, Anastasya Anastasya, Ijirana Ijirana, Magfirah Magfirah, Haeruddin Haeruddin

  169-173

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• A Study Compares The Effectiveness of Hydrochloric and Sulfuric Acids in Hydrolyzing Jackfruit Seeds into Bioethanol

  Elfrida Ginting, Lisnawaty Simatupang; Jhony H. Sembiring

  174-180

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• Effectiveness of Problem-Based Learning with Dr Stone Animation on Grade XI Students’ Acid-Base Learning Outcomes

  Miftahul Jannah, Vanny M. A. Tiwow, Paulus H. Abram, Yuli Nurmayanti

  181-186

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• Utilization of Black Tea Dregs as an Adsorbent of Metal Fe in Water using UV-Vis Spectrophotometry

  Sauli safitri, Sitti Aminah, Yuli Nurmayanti, Sitti Rahmawati, Tri Santoso

  187-193

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