Vol. 11 No. 3 (2019): December

Articles

• Development of chemical element practical workbook based on projects and characters for class xii senior high school

  Bajoka Nainggolan, Martin Simamora, Wesly Hutabarat

  67-78

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• The implementation of learning model and virtual lab toward learning outcome of chemistry education

  Gulmah Sugiharti, Abdul Hamid, Mukhtar Mukhtar

  79-86

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• Functionalization of cyclic natural rubber grafted maleic anhydride (cnr-g-ma) with variation of ma concentration, inisiator and reaction time

  Boy Chandra Sitanggang, Eddyanto Eddyanto

  87-94

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• Synthesis and characterization of gold nanoparticles using fruit extract of Crescentia cujete L

  Fauzan Amin, Micha Mahardika, Nada Morisca

  95-99

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• The development paired cards using problem based learning on student competency

  Ramadhani Putri Lestari, Marini Damanik, Agus Kembaren

  100-106

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• The development of chemistry practicum e-module based on simple-practice

  Nelius Harefa, Leony Sanga Lamsari Purba

  107-115

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• The effect of composition and substrate fermentation duration on microbial fuel cell electrical energy

  Christin Vera Natalia Ginting, Jumaida Sari Nasution, Malik Alfatah Sembiring, Murniaty Simorangkir

  116-121

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• Temperature effect on expression of recombinant human prethrombin-2 in Escherichia coli BL21(DE3) ArcticExpress

  Saronom Silaban, Murniaty Simorangkir, Shabarni Gaffar, Iman Permana Maksum, Toto Subroto

  122-128

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• The effects of hand soap making practice with addition of pineapple skin extract (Ananas comosus L. Merr) on learning interests in colloidal materials in senior high school

  Seriana Zamili, Lisa Ariyanti Pohan, Uswatun Hasanah

  129-135

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