Preliminary Study of the Entrepreneurial Soul (Enterpreneur) of High School Students in Scientific Chemistry Learning with a Scientific Approach by Sabrina Dwie Karunia, Woro Sumarni, Cepi Kurniawan

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Efforts to Increase Mathematical Logical Intelligence Through Development of Student Worksheets Based on Problem Based Learning by Prahasti Cynthia Hardiyanti, Sri Wardani, Cepi Kurniawan

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Kajian Fotostabilitas Senyawa Kurkumin dengan Penambahan Ion Logam Cu2+ Pada Irradiasi Sinar UV by Annisa Lestari, Cepi Kurniawan, Yusuf Nugi Nugraha, Sutikno Sutikno

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Analysis of Salt Hydrolysis Misconception With False Statements After Application of Guided Inquiry Assisted by E-Laboratory Instruction by Min Zahrotil Umami, Rubi’ah Rubi’ah, Sri Wardani, Cepi Kurniawan

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Biodiesel Synthesis From Waste Cooking Oil Using CaO.SrO Catalyst By Transesterification Reaction In Batch Reactor by Nuni Widiarti, Ismi Arinal Haq, F. Widhi Mahatmanti, Harjito Harjito, Cepi Kurniawan, Surapto Suprapto, Didik Prasetyoko

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Design of smartphone-controlled low-cost potentiostat for cyclic voltammetry analysis based on ESP32 microcontroller by Isa Anshori, Ghani Faliq Mufiddin, Iqbal Fawwaz Ramadhan, Eduardus Ariasena, Suksmandhira Harimurti, Henke Yunkins, Cepi Kurniawan

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