Vol. 10 No. 3 (2021)

Published: 2021-08-30

Articles

Profile Secondary Metabolite Compounds and Antioxidant Activities of Stem Bark Jambu Mete (Anacardium occidantale L.) Extract

Tarso Rudiana, Dhyneu Dwi Jayanti, Siti Solehah

133-138
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Pre-service Chemistry Teachers’ Mental Model of Colligative Properties for Nonelectrolyte Solutions

Kelly Sinaga, Debora S. Sitinjak, Friska J. Purba

139-152
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Concentration Effect of Watermelon Skin Extracts (Albedo) as Organic Inhibitors on the Corrosion of Iron Nails in 3% NaCl Medium Solution

Nurhikmah Nurhikmah , Minarni R. Jura

153-158
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Misconceptions Reduction of Science High School Students on Buffer through Remedial Using Conceptual Change

Anna Kurnia, Tri Santoso, Ijirana Ijirana, Sri Mulyani, Kasmudin Mustapa

159-166
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The Analysis of the Honesty and Responsibility Characters of Chemistry Education Study Program Students on Examinations

Suherman Suherman, Sitti Rahmawati, Kasmudin Mustapa, Detris Poba, Nur Azizah

167-173
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Conceptual Changes of Students in Thermodynamics in Physical Chemistry Course Through The Implementation of Blended Learning

Afadil Afadil, Sitti Rahmawati , Suherman Suherman

174-181
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Determination of Vitamin C and Metal Copper (Cu) Levels in Katokkon Chili (Capsicum chinense Jacq) Based on Maturity Level

Novianti Patiung, Daud K. Walanda, Sitti Aminah

182-187
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Preliminary Study of Chemistry Knowledge Through Ethnochemistry Approaches to Communities

Ade P. Maedja, Purnama Ningsih

188-194
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Analysis of Student Misconceptions on the Problem Based Learning (PBL) Model Assisted with Interactive Multimedia on Acid Basic Solutions

Fitriani Mandasari , Irwan Said

195-202
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Improvement Physics 1 of Chemistry Learning Outcomes Through Project-Based Learning Models (PjBL) Using Quizizz Online Learning Media

Leony S. L. Purba, Meida E. Marpaung, Nelius Harefa, Anugrah Purba

203-207
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