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Pengaruh Variasi Ukuran Bulir dan Waktu Aktivasi Terhadap Daya Serap Arang Tandan Aren Pada Iodium (I2) dan Metilen Blue (MB) Yanti, Nuri; Anas, Muhammad; Eso, Rosliana
Jurnal Penelitian Pendidikan Fisika Vol 5, No 1 (2020): Jurnal Penelitian Pendidikan Fisika
Publisher : Jurusan Pendidikan Fisika

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.36709/jipfi.v5i1.10541

Abstract

Penelitian ini dilatarbelakangi dengan adanya limbah tandan aren yang sampai saat ini belum dapat ditangani dengan baik. Salah satu metode yang dapat digunakan untuk menghilangkan zat pencemar dari air limbah adalah adsorpsi. Material yang biasa digunakan sebagai penyerap yaitu arang aktif. Penelitian ini bertujuan untuk mengetahui pengaruh variasi ukuran bulir dan waktu aktivasi terhadap daya adsorpsi Iodium dan Metilen Blue dari arang aktif tandar aren. Penelitian ini merupakan penelitian Eksperimen. Sampel dalam penelitian ini adalah arang aktif yang memiliki variasi ukuran bulir 60 mesh, 100 mesh dan 200 mesh dan diaktivasi dengan temperatur 7000 C serta waktu aktivasi yang bervariasi yaitu 60 menit, 90 menit dan 120 menit. Uji daya adsorpsi Iodium menggunkan Metode Titrasi Iodimetri, sedangkan uji adsorpsi Metile Blue menggunakan Spektrofotometri UV-Vis. Hasil penelitian menunjukan bahwa daya adsorpsi Iodium dan Metilen Blue maksimum pada ukuran partikel 200 mesh dengan waktu aktivasi 120 menit yaitu masing-masing sebesar 448,38 mg/g dan 117,744 mg/g.
Paritas dan Pemenuhan Gizi Seimbang Terhadap Kejadian KEK Pada Ibu Hamil Yanti, Nuri; Qomari, Selvia Nurul
JURNAL ILMIAH OBSGIN : Jurnal Ilmiah Ilmu Kebidanan & Kandungan P-ISSN : 1979-3340 e-ISSN : 2685-7987 Vol 16 No 2 (2024): JUNI
Publisher : NHM PRESS

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.36089/job.v16i2.1662

Abstract

Chronic Energy Deficiency is a nutritional disorder that is still experienced by many pregnant women. The purpose of the study is to provide benefits to pregnant women, especially for pregnant women who are still experiencing CED so that they can maintain their balanced nutrition and can reduce the incidence of CED in the next years. The research design used was analytic with a cross sectional approach with samples of 27 pregnant women who carried out Integrated ANC at the their Tragah Health Center Bangkalan. The Independent variable was parity and fulfillment of balanced nutrition, while the dependent variable was CED. The result of this research shows us that majority of pregnant women were multigravida and those who well- fulfilled and sufficient balanced nutrition, did not experience CED. So it can be concluded that there was no relationship between parity and balanced nutrition fulfilment with the incidence of CED in pregnant women (ρ-value 0.689). It is necessary for the health workers to provide supplementary food, increase services in the field of counseling, and provide education related to balanced and nutritious food, especially for pregnant women to prevent CED.
Analisis Parameter Fisik Kualitas Air pada Depot Air Minum Isi Ulang (DAMIU) DI Kecamatan Tanjung Redeb Yanti, Nuri; Wardhani, Pratiwi Sri; Mislan, Mislan; Munir, Rahmawati; Hamdani, Dadan
Progressive Physics Journal Vol 4 No 2 (2023): Progressive Physics Journal
Publisher : Program Studi Fisika, Jurusan Fisika, FMIPA, Universitas Mulawarman

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.30872/ppj.v4i2.1073

Abstract

DAMIU (Refill Drinking Water Depot) is an individual or group business that manages refill drinking water for public consumption directly filled on the spot and not in packaged form, this water must meet the standardization of drinking water quality requirements with one of its parameters, namely physical parameters that do not directly related to health, namely temperature, pH, total dissolved solids and electrical conductivity. This research was conducted to determine the quality of refill drinking water in Tanjung Redeb Subdistrict, whether it complies with the Regulation of the Minister of Health of the Republic of Indonesia Number 492/MENKES/PER/IV/2010 concerning drinking water quality requirements and to determine the effect of the duration of water storage on drinking water quality with parameters physical. This research was conducted in Tanjung Redeb District, Berau Regency and was carried out with 2 different water sources, namely drilled wells and PDAM. Water quality is measured using a TDS meter. Based on the research that has been done, the results of measuring the quality of refill drinking water in Tanjung Redeb District, Berau Regency, namely the water quality meets the standardization of the Regulation of the Minister of Health of the Republic of Indonesia Number 492/MENKES/PER/IV/2010 concerning drinking water quality requirements and the result is that the storage time for 15 days had an effect on changes in the values ​​of the parameters pH, TDS and DHL and even though they were stored for 15 days the quality still met drinking water quality standards while the temperature parameter had no effect.
Pemanfaatan Artificial Intelligence (AI) dalam Proses Pembelajaran IPA di Kelas Rendah pada Tema Panca Indra untuk Memotivasi Siswa UPT SDN 01 Mekar Laras Mutia, Siti Ardina; Yanti, Nuri; Hidayah, Seila Ananda; Handini, Juwita Tri; Syafa, Dhia Asy
PEDAGOGIC: Indonesian Journal of Science Education and Technology Vol. 6 No. 4 (2026): PEDAGOGIC: Indonesian Journal of Science Education and Technology (In-Press)
Publisher : Lembaga Intelektual Muda (LIM) Maluku

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.54373/ijset.v6i4.7264

Abstract

This study aims to describe the use of Artificial Intelligence (AI) in Natural Science learning on the five senses material and describe the learning motivation of students in the lower grades of UPT SDN 01 Mekar Laras. The study used a descriptive qualitative approach with research subjects of second-grade teachers and students who were selected purposively because they were directly involved in AI-assisted learning. Data were collected through observation of the learning process, interviews with teachers and students, and documentation. Data analysis was carried out using the Miles, Huberman, and Saldaña model which includes data condensation, data presentation, and drawing and verifying conclusions. The results showed that the use of AI in science learning created a more interactive, interesting, and enjoyable learning atmosphere. Students appeared more enthusiastic, actively participated in learning activities, and showed a higher interest in the five senses material. Teachers also utilized AI as a medium to present material in a more varied and easy-to-understand way. These findings indicate that the use of AI can support the creation of a more meaningful learning experience and encourage the emergence of student learning motivation in science learning in lower grades.