Vol. 13 No. 1 (2021): April

Articles

• Synthesis and characterization of capsule shells non gelatin grass jelly leaves-seaweed as drug delivery system material

  Micha Mahardika, Fauzan Amin, Ika Agustia Umami, Boima Situmeang, Agus Malik Ibrahim

  1-9

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  DOI : https://doi.org/10.24114/jpkim.v13i1.24138
  

• Utilization of leaf and fruit extracts of kedondong (Spondias dulcis Forst) as a supporting material for energy conversion in dye sensitized solar cells and electrochemical cells

  Agus Malik Ibrahim, Boima Situmeang, Ahmad Rifa’i, Afif Hidayatul Mustafid

  10-21

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  DOI : https://doi.org/10.24114/jpkim.v13i1.24140
  

• Student worksheet oriented on science, technology, engineering, and mathematics (STEM) with PjBL model on acid base matter by using natural product

  Imtikhana Nur Khofifah, Mitarlis Mitarlis

  22-37

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  DOI : https://doi.org/10.24114/jpkim.v13i1.24141
  

• Analysis of BOD and COD levels for home industry wastewater: A case study in a sewage streams

  Nelius Harefa, Arifman Gulo, Saronom Silaban

  38-47

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  DOI : https://doi.org/10.24114/jpkim.v13i1.24142
  

• Need analysis for the development of chemical literation integrated problem-solving module

  Rodi Edi, Maefa Eka Haryani, Eka Ad’hiya

  48-53

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  DOI : https://doi.org/10.24114/jpkim.v13i1.24143
  

• Learning buffer solution based on virtual lab in senior high school

  Gulmah Sugiharti, Aldhi Kurnia

  54-59

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  DOI : https://doi.org/10.24114/jpkim.v13i1.24144
  

• The development of teaching materials oriented to critical thinking skills for chemistry class XI high school

  Risma Siahaan, Marham Sitorus, Saronom Silaban

  60-68

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  DOI : https://doi.org/10.24114/jpkim.v13i1.24145
  

• The differences of achievement of the national olympiad in chemistry at the public and private senior high school by utilizing quizizz media

  Leony Sanga Lamsari Purba, Nelius Harefa, Sali Afridika, Dera Savera

  69-77

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  DOI : https://doi.org/10.24114/jpkim.v13i1.24146
  

• The development of learning modul of colloid system integrated with project based learning (PjBL) system to increase the result of students™ learning

  Sri Wartika, Zainuddin Muchtar, Wesly Hutabarat

  78-84

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  DOI : https://doi.org/10.24114/jpkim.v13i1.24147
  

• The implementation for natural science online lecture with chemistry education base at Nurul Fadhillah school Bandar Setia

  Zainuddin Muchtar, Sri Adelila Sari, Siti Rahmah, Moondra Zubir, Rini Selly, Marini Damanik

  85-93

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  DOI : https://doi.org/10.24114/jpkim.v13i1.24212