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Analisa Spesifikasi Fluff, Pellet, Dan Bricket Dari Pelepah Kelapa Sawit Seba…
The government has officially issued SNI 8966:2021 which contains standard parameters for biomass to be used as co-firing fuel. One of the biggest challenges of implementing co-firing is the unstable biomass supply. Therefore, by utilizing the abundant availability of palm frond waste, it is hoped that this problem can be overcome. This study was conducted to review whether oil palm fronds …
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- 2010241895
Pengembangan Instrumen Asesmen Aspek Kognitif Untuk Mengidentifikasi Kemampua…
This study aimed to produce valid critical thinking and chemical literacy assessment instruments with good item characteristics to identify 11th grade students' critical thinking skills and chemical literacy in acid-base materials. The method used was the Research and Development (R & D) method with 4-D model. This research was only carried out up to the development stage in determining the cha…
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- 1910246996
Aktivitas Antibakteri Dan Antioksidan Dari Metabolit Sekunder Yang Diisolasi …
Pyrrosia is a genus of tropical forest-dwelling epiphytic plants. This plant is widely used in traditional medicine due to its antioxidant, anti-diabetic, antiinflammatory, and antibacterial qualities. However, its antibacterial and antioxidant properties have never been documented. This research aims to assess the antibacterial and antioxidant properties of P. longifolia extract and to iso…
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- 2010247594
Untargeted Metabolomics Dan Uji Aktivitas Antibakteri Dari Tanaman Tunjuk Lan…
Tunjuk Langit (H. zeylanica) is a plant that has been used empirically as a traditional medicine by the community. From several studies they were reported to produce several secondary metabolites with various pharmacological effects. Metabolomics is a technology that is currently being developed to investigate the relationship between plant metabolism and pharmacological effects. Untargeted…
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- 2110246803
Isolasi Metabolit Sekunder Dan Uji Aktivitas Penghambatan Α-Glukosidase Dari…
Mimosa pudica is a wild plant with nomerous bioactivities that is used in traditional medicine in several countries. One of the bioactivities studied is the potential of M. pudica as an antidiabetic drug. The aim of this study was to isolate secondary metabolites from M. pudica and to evaluate their bioactivity against α- glucosidase enzyme in vitro and in silico. M. pudica was extracted w…
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- 2010241741
Isolasi, Karakterisasi, Dan Identifikasi Bakteri Asam Laktat (Bal) Dari Pekas…
SUMMARY Traditional food pekasam Kab. Kuantan singingi is a fermented fish product that is fermented spontaneously with the addition of salt and rice. The monitor is one of the fish that is processed into pekasam by the village community in Kuantan singingi district. Pekasam is thought to have Lactic acid bacteria (LAB) that can produce beneficial metabolites and kill harmful microorganisms in…
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- 1803112312
Pengembangan Media Pembelajaran Interaktif Menggunakan Padlet Pada Pokok Baha…
Pendidikan memegang peranan penting dalam menciptakan masyarakat yang cerdas baik secara intelektual, emosional maupun spiritual. Pembelajaran merupakan peristiwa yang dirancang untuk memprakarsai, menggiatkan dan mendukung kegiatan belajar peserta didik. Proses penyampaian pesan memegang peranan penting dalam kegiatan belajar dan pemilihan media yang tepat merupakan salah satu cara untuk menge…
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- 1705114452
Faktor Keberhasilan Implementasi Kebijakan Kurikulum Merdeka Belajar Di Sekol…
This study aims to identify and obtain information about the analysis of the implementation of independent learning curriculum policies in public vocational high schools (SMKN) 3 Pekanbaru. The method used in this study is a qualitative descriptive method, which describes the subject about the situation and data obtained during observations and questions so that it becomes useful informatio…
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- 1805124807
Identifikasi Miskonsepsi Peserta Didik Menggunakan Tes Diagnostik Five-Tier M…
Dalam pembelajaran kimia kemampuan peserta didik dalam memahami konsep adalah hal yang sangat penting, karena konsep dalam kimia saling berkaitan, sehingga jika terdapat kesalahpahaman pada satu konsep akan berpengaruh terhadap konsep yang lainnya sehingga menyebabkan peserta didik mengalami miskonsepsi. Miskonsepsi yang terjadi pada peserta didik akan mengakibatkan hasil belajar yang rendah se…
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- 1905112908
Pengembangan E-LKPD Berbasis Model Think, Talk, Write (TTW) Menggunakan Livew…
The development of TTW-based electronic activity on the subject hydrocarbon compounds to develop a valid electronic activity sheet and determine user responses in learning. The research method used is the research and development (R&D) method by applying a 4D development model which includes Define, Design, Develop and Disseminate, pandemic conditions that cause research to only be carried …
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- 1905111281
Pengembangan E-Lkpd Berbasis Model Experiential Learning Menggunakan Platform…
Pada pembelajaran abad 21 guru dan peserta didik dituntut untuk memiliki sikap inovatif, kreatif, dan mampu memanfaatkan teknologi secara optimal dalam kegiatan pembelajaran tersebut. Guru dan peserta didik perlu meningkatkan kemampuannya dalam menggunakan teknologi untuk menunjang proses pembelajaran. Dengan demikian Lembar Kerja Peserta Didik Elektronik (E-LKPD) dapat digunakan sebagai bahan …
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- 1905111373
Analisis Self-Efficacy Dalam Pembelajaran Kimia Terhadap Hasil Belajar Pesert…
Pendidikan pada hakikatnya mencakup kegiatan mendidik, mengajar, dan melatih. Proses pembelajaran menjadi suatu hal yang sangat penting dalam tercapainya keberhasilan dalam dunia pendidikan di Indonesia. Penelitian ini dilatar belakangi dari tingkat keyakinan diri peserta didik dalam proses pembelajaran kimia di Madrasah Aliyah Negeri 1 Pekanbaru. Berdasarkan hasil pra riset diketahui bahwa sel…
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- 1905124742
Pengembangan E-Modul Berbasis Multipel Representasi Menggunakan Flip Pdf Corp…
This study aims to develop an E-Module based on multiple representations using Flip PDF Corporate Edition on ionic balance material and the pH of class XI SMA/MA equivalent salt solutions. The research subjects were 23 students and 2 chemistry teachers. Types and sources of data in this study are qualitative data and quantitative data. Qualitative data were obtained from preresearch interv…
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- 1905112328
Pengaruh Penambahan Biokoagulan Biji Melon (Cucumis Melo L.) Pada Penurunan Z…
ABSTRACT The peat water has a high content of color and organic matter. One alternative for peat water treatment is coagulation-flocculation with natural coagulants. This study aims to determine the effect of pH and coagulant dose on the efficiency of removing color and organic matter from peat water using natural coagulants from melon seeds. The melon seeds were dried in the sun for 7 days an…
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- 1607123468
Adsorpsi Zat Organik Dan Warna Pada Air Gambut Menggunakan Beads Chitosan Cro…
ABSTRACT The peat water quality found in the Riau Province does not meet the requirements for clean water, thus requiring treatment. The purpose of this research is to analyze the characteristics, organic matter and color adsorption efficiency of peat water, as well as to calculate the adsorption capacity and equilibrium model using crosslinked GLA chitosan beads. The method used is batch adso…
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- 1907110805
Pengolahan Limbah Cair Tahu Menggunakan Rotary Algae Biofilm Reactor (Rabr) D…
ABSTRACT Untreated liquid waste from tofu production, if directly disposed of without any treatment, will cause pollution. Therefore, it is necessary to treat the waste before it is discharged into the environment. The process used in the treatment of liquid tofu waste is biological treatment, utilizing the symbiosis of microalgae and bacteria to reduce pollutant parameters. This is achieved t…
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- 1907124324
Rancang Bangun Pengukur Tinggi Badan Otomatis Pada Wahana Hiburan Berbasis Ar…
ABSTRACT The ability to measure height is still fairly manual and requires sophisticated technology by just standing and knowing their height. Therefore, a device with a height detection system and audio output is required. The purpose of this research is to design a digital height measuring device using an ultrasonic sensor and an arduino uno-based buzzer. This tool is designed using Arduino …
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- 1907036417
Rancang Bangun Motor Induksi 3-Fasa Rotor Sangkar Putaran Tinggi Untuk Pengge…
ABSTRACT One of the most widely used electric motors as a drive is the 3-phase induction motor, because the construction is simpler and the rotation is relatively more constant with load changes compared to other types of electric motors. Based on the background above, the author is interested in understanding the principles and workings, designing and making and testing the ability of the des…
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- 1907035866
Pengaruh Kenaikan Nilai Effective Alkali Terhadap Laju Penguapan Weak Black L…
ABSTRACT Black liquor is a by-product of the remaining cooking solution in the Paper industry, which is a high viscosity organic alkaline mixture which contains water, lignin, cellulose, and inorganic sodium salts. Weak Black Liquor or WBL obtained from pulp washing generally contains 15-16% solid content. This WBL must be concentrated up to 80-82% or commonly called firing liquor and then sen…
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- 2007026768
“Titik Optimal Penggunaan Surface Optical Brightening Agent (Oba) Terhadap …
ABSTRACT At this time, the development of the paper industry experienced a rapid increase, so that the paper industry was required to be able to meet the demand for quality paper for the needs of the global market. One way to meet paper quality is to go through several components in a paper machine and add chemicals to become paper that has the required quality. Chemicals added to meet paper q…
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- 2007036540
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