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Journal : Chemistry Education Practice

Penerapan Model Pembelajaran Problem Based Learning (PBL) untuk Meningkatkan Kemampuan Pemecahan Masalah Peserta Didik Pada Materi Asam Basa Pratiwi, Dini Eka; Erna, Maria; Anwar, Lenny
Chemistry Education Practice Vol. 8 No. 2 (2025): Edisi November
Publisher : FKIP University of Mataram

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.29303/cep.v8i2.9392

Abstract

This study aims to determine the improvement of students’ problem-solving abilities in acid-base material through the application of the Problem Based Learning (PBL) learning model in class XI of SMAN 7 Pekanbaru. This study uses a quantitative method with a one-group pretest-posttest pre-experimental design. The population in this study were All students of class XI of SMAN 7 Pekanbaru. The research sample was 36 students selected through a simple random sampling technique. The instrument used was a problem-solving ability test validated by 3 validators. Data analysis through normality tests, paired sample t-tests and N-Gain tests. The results showed that there was a significant increase in students’ problem-solving abilities after the application of the PBL model, indicated by the calculated t value > t table (25.983 > 2.03011) and an average N-Gain value of 0.71 with a high category. These results indicate that the PBL model is effective in improving students’ abilities in understanding, planning, and implementing problem solving in acid-base material.
Co-Authors Abdullah Abdullah Abdullah Abdullah Achmad Ilham Adisman, Rendika Agustini Agustini Aldresti, Fitri Alimin, Masnaini Amelian, Wulan Amlen Sutrisno Anggi Kusumasari Ariria, Amna Asmadi M. Noer Asmadi M. Noer Asmadi M. Noer Athallah, Naura Lulu Nadhifa AYU RAHMAWATI Bella Listriani Putri Bella Pratiwi* Besse Wahdatillah Betty Holiwarni Betty Holiwarni Dedi Futra Devi Susmalia Durriah Durriah Elfita Eliza Eliza Elva Yasmi Amran Emir Fikri Era Novitasari Erviyenni Erviyenni, Erviyenni Evi Suryawati F. Khoirunnisa Gultom Ferdian, Nindya Cika Feri Ari Bangun Siahaan Ferlinahayati Ferlinahayati Fitri Aldresti Fitria Apriona Fitria Sari Fitrya . Fitrya Fitrya Friska Nitasari Helmy Hidayat Helmy Hidayat, Helmy Herdini , Herdini Jhon Azmi Jhon Azmi, Jhon Jimmi Copriady Johni Azmi Linawati Linawati Linawati Linawati Linda*, Roza Lisda Aprianti M. Rahmad M.Noer, Asmadi Mardeni*, Putri Rizca Maria Erna Maria Erna Maria Erna Kustyawati Masdalena Sinaga Mawaddah Ayusni Mazidah Mazidah Mega Syahirah Muharni Muharni Muharni Muharni Nadila, Khori Dea Nelda Nelda Nelly Erlina Nelly Nurhayati Noer, Asmadi M. Nursiwan, Wimbi Apriwanda Nursofia, Yesi Pratiwi, Dini Eka Pratiwi, Yezsica Putri Adita Wulandari Putri, Bella Listriani R. Usman Rery R. Usman Rery Rabiatul Adawiyah Ramadhoni, Aulia Zahro Rasmiwetti Rasmiwetti Rasmiwetti, Rasmiwetti Rery, Radjawali Usman Rery, Radjawaly Usman Roza Linda Roza Linda Sari, Susy Eldila Septia, Fatimah Shara, Aulia Rahmatia Sherly Aulia Sirmayeni, Sirmayeni Sri Haryati Sri Haryati Sri Haryati Sri Wilda Albeta Suci Sukma Susilawati Susilawati Susilawati Susilawati Susilawati, Susilawati Susy Eldila Sari Swastika Putri, Tiara Syofni Teja Pratama Putra Tiara Swastika Putri Utari Oktavianti