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Journal : Chemistry Education Practice

Analisis Kemampuan Representasi Peserta Didik Pada Praktikum Kimia Materi Asam Basa Kelas Xi Sains SMAN 2 Mataram Fitriani, Nurul; Muntari, Muntari; Firmansyah, Dodiy
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.v8i2.10861

Abstract

This study aims to analyze the chemical representation abilities of students at the macroscopic, submicroscopic, and symbolic levels in acid-base material practicums in class XI Science of SMAN 2 Mataram. The type of research is descriptive quantitative. The study population was 288 students of class XI SMAN 2 Mataram. The research sample was selected using purposive sampling technique obtained by class XI Science 7 students totaling 36 students and class XI Science 8 students totaling 36 students. Data collection techniques used interview, observation, documentation, and test instruments. Data analysis used N-gain percentage. The results showed that students' initial chemical representation abilities were relatively low, with an average pretest of 34.50% (macroscopic), 31.00% (submicroscopic), and 35.00% (symbolic). After the lab-based learning, posttest results showed significant improvements at all levels of representation, namely 85.25% (macroscopic), 78.25% (submicroscopic), and 76.50% (symbolic). The average total improvement increased from 33.50% to 79.99%, and is considered good. These results indicate that the chemistry lab is effective in improving students' representational skills on acid-base material.
Co-Authors -Juliansyah, Juliansyah Adifriarti, Suharyani Cahya Agus Prasetyo Agus, watini Agustinus Hariyana Albar, Moh. Ali Alia Afiyati Aminatuzzuhro Amir Mahmud Ananda, Muhammad Fikri Anggreni, Anggreni Anisa Putri Anita Anita Ardiansyah, Arman Ardiasyah, Muhammad Irwan Arena, Azza Asaady, Muhammad Abrar Azis, Fajriani Babo, Rosleny Bakri Yusuf, Bakri Bambang Trisno Adi Boyani, Angelika Karonavita Danny Faturachman, Danny Dasarja, Lalu Butsiawan Dewi, Veronika Chintia Dian Agustina Dima, Darsilan Edi Widianto Effendi, Aji Sofyan Eka Yuniar Ernawati Fahirah, Andi Fahrezi, Zufar Ahmad Fajry, Raihanny Syafrina Farahdillah, Nadia Amara Dwi Farhanika, Annisha Syalwalia Faryani P.S, Adinda Syifa Febrianto, Tomy Firmansyah, Dodiy Fitriani, Ranty Fridolini, Fridolini Hamzah Hasyim Hapizzurrahman Haq, Muhammad Naufal Syaiful Hariany Idris Hariyani, Susi Hasnawati, Niswatun Hasyim, Iqbal Nur Helna Wardhana Hermansyah Hermansyah Husain Husain Idawati, Kurnia Ihlas, Ihlas Iin Arianti Ilmiyani, Siti Naili Irene anggraini Iskandar Iskandar Islamudin, Ardhi Isma, Auliana Bestary Izzatika, Meiliza JAMILAH Jayadisastra, Yoenita Juliansyah Juliansyah Juliansyah Kariyani, Syahiral Karma, I Nyoman Kilab, Ridha Yulia Fajriani Kusuma, Mayani Langi', Jelita Robong Masyhuri, Muhammad Adib Maulana, Iksan Maulida Melti Oktavianda Minanurohman, Adib Mochamad Whilky Rizkyanfi Mochammad Imron Awalludin Morri, Farah Syifa Eka Mu'nisa, A. Muhammad Akbar Muhammad fauzan Muhammad Nawir Muhammad, Jody Fathir Muhsinah Annisa Mulyadi, Dandy Muntari Muntari Musadar Mappasomba Muslim, Mecca Qurratuain Musyaffa, Naufal Hanif Muzakir Nabila, Salma Reza Nabilla, Salwa Putri Nawr, Muhammad Nizar Nizar Noviani, Jumraul Novreza Pasha, Muhammad Nugraha, Viky Dwi Nur Akmal Nurfaidah Nurfaidah Nurwalidainismawati, Tri Supriyanto Oehoedoe, Muhammad Sabrian Otang Kurniaman Paratu, Inda Ponisian, Dedeng Prakosa, Dzaki Putra Pramesthi Sekar Maheswari Pratiwi, Diani Prayoga, Alno Putra, Septian Eka Putri, Arsyisyah Adhadhini Putri, Sri Aini Raden Mohamad Herdian Bhakti Rafani, Muhammad Raharjo, Yulianti Rahmasari, Neli Rahmatiyah, Rahmatiyah Rahmawati, Mutiara Citra Noviyana Ramadhani, Indah Restri, Adelva Nakya Rosika, Herliana Rosleny, Rosleny Safitri, Annisa Nurul Salahuddin Salahuddin Samas Adimisa Mishbah Habibie Santoso, Heroe sarah safira, sarah sari, Dhevita Maytika Sari, Wulan Kurnia Sasongko, Agus Eko Tejo Sa’adati, Nurul Septiana, Andi Annisa Siti Marfuah, Siti Sitrasari, Sitrasari Sopianti, Maya Sri Wahyuni Supiani Supiani, Supiani Suranto Syahda, Keisya Anindya Syarif Hidayat Syarif, Devyanthi Tasari, Devi Devita Tenriawaru Ahmad, Astiti Theresia Militina Tirani, Nia Tobing, Arden Alvern Trisa Indrawati Tuzzahra, Aquila Haya Vizandra , Ellyzabeth Putri Vizandra, Ellyzabeth Putri Wattini, Wattini Wulandari, T. Ririn Yayuk Kusumawati Yoga Pratama Yusuf, Jumratul Yusuf, Nurlathifah N. ZAINI IBRAHIM, ZAINI