Vol 6, No 1 (2023)

JUNE 2023

Table of Contents

Articles

Determination of Selenium, Lead, and Zinc Levels in Well Water Using the AAS Method

Khoirul Ngibad, Universitas Maarif Hasyim Latif, Indonesia
10.21831/ijoce.v6i1.59206
PDF
1-7
Study on Content of Nitrogen, Phosphorus, and Potassium from Mixed Waste of Empty Fruit Bunch of Oil Palm and Banana Stem as Organic Fertilizer for Tomato Plants

Akram La Kilo, Universitas Negeri Gorontalo, Indonesia
Sarmini A Iladat, Universitas Negeri Gorontalo, Indonesia
Hendri Iyabu, Universitas Negeri Gorontalo, Indonesia
10.21831/ijoce.v6i1.61232
PDF
8-17
Molecular Docking and Dynamics Simulation for Searching Anti-Cancer Compounds of Piperlongumine Derivatives that Have Potential as an Inhibitor Against MAO-B (Monoamine Oxidase B)

Suwardi Suwardi, Universitas Negeri Yogyakarta, Indonesia
Agus Salim, Universitas Negeri Yogyakarta, Indonesia
Raden Rara Fadhila Kirana Nugrahani, Universitas Negeri Yogyakarta, Indonesia
Yolanda Amalia, Universitas Negeri Yogyakarta, Indonesia
10.21831/ijoce.v6i1.61429
PDF
18-28
Synthesis of Film Cellulose-Glycerol-Cloves Oil as Chili Packaging

Endang Widjajanti Laksono, Universitas Negeri Yogyakarta, Indonesia
Putri Nur Halimah, Universitas Negeri Yogyakarta, Indonesia
10.21831/ijoce.v6i1.61502
PDF
29-35
Analysis of Copper and Lead in Nata de Coco

Annida Fadlila Hanan, Universitas Negeri Yogyakarta, Indonesia
Jahra Najdah Alfiah, Universitas Negeri Yogyakarta, Indonesia
Safira Rizqi Annisa, Universitas Negeri Yogyakarta, Indonesia
Hindun Hindun, Universitas Negeri Yogyakarta, Indonesia
10.21831/ijoce.v6i1.62814
PDF
36-41
Assessing Chemistry Teachers’ Knowledge of Atmospheric Chemistry Associated with Environmental Chemical Literacy

Erfan Priyambodo, Universitas Negeri Yogyakarta, Indonesia
10.21831/ijoce.v6i1.62815
PDF
42-46