Vol. 13 No. 3 (2021): December

Published: 2021-11-06

Articles

The effect of colloids practicum e-module to improve students™ interest on virtual lab during the covid-19 pandemic

Nelius Harefa, Novia Fransisca Dewi Silalahi, Leony Sanga Lamsari Purba, Herna Febrianty Sianipar

172-179
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Abstract View: 312, PDF Download: 189, DOI: https://doi.org/10.24114/jpkim.v13i3.29016
Biodegradable plastic modification from durian seed starch and shrimp chitosan with the addition of plasticiziers glycerol and polyglycerol using microwaves

Saud Salomo, Astri Devi Br Pakpahan, Dea Gracella Siagian, Grecy Kristina Tampubolon, Salsabila Afani, Eddiyanto Eddiyanto, Junifa Layla Sihombing

180-192
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Abstract View: 481, PDF Download: 636, DOI: https://doi.org/10.24114/jpkim.v13i3.29017
Methanol extract from kesambi (Schleichera oleosa (L.) oken) stem bark as a natural antioxidant to increase crude palm oil (CPO) quality

Weny J A Musa, Nurhayati Bialangi, Diky Kurniawan, M Amrin Sunardi, Ninik Triayu susparini, Sriwijayanti Sriwijayanti, Boima Situmeang

193-201
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Abstract View: 283, PDF Download: 181, DOI: https://doi.org/10.24114/jpkim.v13i3.29018
Natural mouthwash of sarang banua leaves (Clerodendrum fragrans Vent Willd) extractas a healthy solution during the covid-19 pandemic

Julianse Lydia Nababan, Titin Evania Manalu, Ratu Nurul Aulia, Anna Lestari, Angga Koswara Malau, Murniaty Simorangkir

202-211
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Abstract View: 338, PDF Download: 216, DOI: https://doi.org/10.24114/jpkim.v13i3.29077
Analysis of online learning based edmodo in pandemic era in atomic structure classes x at senior high school harapan 1 Medan

Hamidatun Nisa, Fathia Namira, Jasmidi Jasmidi, Ajat Sudrajat, Tita Juwitaningsih

212-222
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Abstract View: 288, PDF Download: 207, DOI: https://doi.org/10.24114/jpkim.v13i3.29104
Students™ learning outcomes on hydrocarbon materials through mind mapping method

Andriani Andriani, Nelius Harefa, Elferida Sormin, St Fatimah Azzahra

223-229
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Abstract View: 220, PDF Download: 133, DOI: https://doi.org/10.24114/jpkim.v13i3.29381
The effectiveness of argumentation based learning and problem based learning models in improving student™s argumentation skills about salt hydrolysis concept

Anisa Puspita Sari, Harizon Harizon, Muhammad Haris Effendi-Hasibuan

230-240
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Abstract View: 293, PDF Download: 231, DOI: https://doi.org/10.24114/jpkim.v13i3.29928
The effectiveness of the four-step jigsaw and jigsaw learning model in improving students' argumentation skills about salt hydrolysis concept

Windy Kartika, Asrial Asrial, Muhammad Haris Effendi-Hasibuan

241-249
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Abstract View: 317, PDF Download: 201, DOI: https://doi.org/10.24114/jpkim.v13i3.29929
The effectiveness of modified flip-based argumentation learning in improving students™ argumentation skills about hydrocarbon

Agustiningsih Agustiningsih, Ngatijo Ngatijo, Muhammad Haris Effendi-Hasibuan

250-260
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Abstract View: 272, PDF Download: 186, DOI: https://doi.org/10.24114/jpkim.v13i3.29930
The effect of STEM approach e-module -topic of free-range chicken eggs productivity on student learning outcomes in entrepreneurship courses in the era of the industrial revolution 4.0

K Anom W, Made Sukaryawan, Eka Adâ€™hiya

261-268
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Abstract View: 276, PDF Download: 180, DOI: https://doi.org/10.24114/jpkim.v13i3.29931
Discovery learning model to optimize students™ critical thinking skills on hydrocarbon material

Tesa Lonika Yuniawati, Friska Juliana Purba

269-277
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Abstract View: 343, PDF Download: 250, DOI: https://doi.org/10.24114/jpkim.v13i3.30208
The implementation of SETS approach towards students achievement on the solubility material based on KKNI

Christina Sitepu, Ruth Mayasari Simanjuntak

278-285
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Abstract View: 261, PDF Download: 140, DOI: https://doi.org/10.24114/jpkim.v13i3.30987