Vol. 10 No. 2 (2018): August

Articles

• Mapping learning difficulties in general chemistry course

  Asyti Febliza, Putri Ade Rahma Yulis

  372-376

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  DOI : https://doi.org/10.24114/jpkim.v10i2.10772
  

• The differences of students learning outcome with numbered head together (NHT) and think pair share (TPS) in atomic structure

  Feri Andi Syuhada

  377-381

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  DOI : https://doi.org/10.24114/jpkim.v10i2.10774
  

• The optimization of acid hydrolysis on bioethanol production from durian peel waste (Durio zibethinus murr)

  Shanta Noventhya Ginting, Epi Kristina Simanullang, Lindu Parningotan Simanullang, Bajoka Nainggolan, Saronom Silaban

  382-386

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  DOI : https://doi.org/10.24114/jpkim.v10i2.10917
  

• Optimization of Indonesia biodiesel production from rubber seed oil using natural zeolite modification

  Junifa Layla Sihombing, Ahmad Nasir Pulungan, Poppy Lindawati, Adittiya Prayoga, Intan Ayu Safitri, Clara Nur Wandani, Lastri Anita Silitonga, Ambarwati Ambarwati, Puji Prayugo, Ary Anggara Wibowo

  387-392

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  DOI : https://doi.org/10.24114/jpkim.v10i2.10919
  

• Development of chemical practice guides class xi project based to improve student™s chemical learning outcomes on acid base materials

  Bajoka Nainggolan, Ita Sri Apika Pinem, Wesly Hutabarat

  393-396

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  DOI : https://doi.org/10.24114/jpkim.v10i2.11018