Ditapis dengan
Kajian Model Kinetika Acid Degumming Crude Palm Oil Menggunakan NADES (Natura…
Crude Palm Oil (CPO) is raw oil obtained through the extraction of palm fruit pulp, typically requiring several refining processes to remove impurities such as gums. Gums contain a high amount of phosphatides that can be eliminated through a degumming process. The removal of non-hydratable phosphatides, which cannot be removed by adding water, is usually performed with the addition of acids, a …
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- 2110247604
Penerapan Model Pembelajaran Problem Based Learning Terintegrasi Etnokimia Un…
The purpose of this study was to determine the improvement of students' critical thinking skills on thermochemistry material through the application of problem-based learning models integrated with ethnochemistry. This research is experimental research with Randomized Control Group Pretest-Posttest research design. Subjects in the study of grade XI students were carried out on two classes, name…
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Pengembangan E-Lkpd Berbasis Problem Based Learning (Pbl) Terintegrasi Scienc…
This research aims to produce PBL-SETS based E-LKPD on colloid system material that is valid based on the appropriateness aspects of content, language, presentation, graphics and knowing the response of teachers and students to PRL-SETS based E-L.KPD. This research uses a Research and Development (R&D) research design with a 4-D model (Define, Design, Develop, Disseminate). This research was co…
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- 2005111398
Penerapan Model Pembelajaran Phenomenon Based Learning Untuk Meningkatkan Pem…
This research is a Quasi Experiment research with Nonequivalent Control Group Pretest-Posttest design that aims to determine whether there is an increase in students' concept understanding in thermochemical material in class XI MIPA SMAN 15 Pekanbaru and its improvement category. The sample of this study consisted of two classes, namely class XI MIPA D as an experimental class that received the…
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- 2005112332
Pengembangan E-Lkpd Berbasis Discovery Learning Pada Materi Struktur Atom Dan…
The validity of Discovery Learning-based E-LKPD on atomic structure material and periodic system of elements using Research and Development (R&D) development research with the 4-D model (Define, Design, Develop and Disseminate) then modified 3-D (Define, Design and Develop). The data collection instruments used were validation sheets and user response questionnaires. The subjects of this …
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- 2005126279
Sintesis Zeolit Dari Lempung Maredan Dengan Impregnasi Nikel Dan Kobalt Untuk…
Maredan clay is synthesized to produce zeolites that can be utilized as adsorbents in adsorbing CO2. This research aims to synthesize zeolite from Maredan clay due to its high SiO2 and Al2O3 content. Maredan clay was characterized using XRF to determine the oxide content in it. The method used in the synthesis of zeolite is alkaline hydrothermal fusion by mixing NaOH solids and Maredan clay 1:1…
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- 1703121933
Sintesis Dan Karakterisasi Katalis Cao-Fe2o3 Dari Cangkang Kerang Darah Dan S…
Biodiesel poduction currrently focussed on the used of heterogeneous catalyst. CaO catalyst is a heterogeneous catalyst that is commonly used for biodiesel synthesis. The CaO catalyst has a weakness, namely the presence of Ca2+ which results in saponification reaction, easily reacts with air and water vapour which form Ca(OH)2 thereby reduced the catalytic activity of the catalyst, the formatio…
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- 200326828
Potensi Jamur Trichoderma Asperellum Lbkurcc1 Dalam Bioremediasi Pome Dengan …
Trichoderma produced various enzyme such as glukanase, protease, kitinase, selulase, lakase and xilanase which are a colection from the Enzyme, Fermentation and Molecular Biolgy, Laboratory, Department Chemistry FMIPA, University of Riau isolated from the soil of cocoa plantation in Riau. These enzyme can degradation organic materials and suspended materials in POME into simpler compunds and ca…
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- 2003113843
Kinerja Kombinasi Biokoagulan Biji Durian (Durio Zhibethinus) Dan Koagulan An…
Alum (Aluminum sulfate) is one of the chemicals commonly used in the coagulation process. However, alum has a negative impact on the environment so that biocoagulants need to be used to minimize the impact. Durian seeds (Durio zibethinus) have active components in the form of protein and starch that can act as environmentally safe biocoagulants. This study aims to determine the performance of a…
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- 2003113831
Analisis Profil Cemaran Mikroba Pada Minuman Yang Dijual Di Berbagai Outlet D…
The lifestyle of teenagers and students in Pekanbaru today is characterized by the habit of gathering in busy areas that sell various trendy drinks. However, behind the popularity of these drinks, an important aspect is often overlooked the microbiological quality of these products. Currently, there is no accessible data regarding microbial contamination in drinks sold at various outlets in Pe…
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- 2003135321
ANALISIS PLASMA DARAH MENCIT JANTAN DEPRESI YANG DIINJEKSI EKSTRAK n-HEKSANA …
Depression is a mental disorder involving mood swings that can be treated using antidepressants. Areca nut extract has potential as an antidepressant drug and has been tested in vivo and in silico. Test results using the Forced Swim Test (FST) method for simultaneous test animals showed that n-hexane extract of old areca nut seeds (ENHPT) 50 mg/kg was the best dose as an antidepressant drug and…
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- 2003114487
Analisis Plasma Darah Mencit Jantan Depresi Yang Diinjeksikan Obat Antidepres…
Depression is a mental health disorder that affects behavior and emotions in daily activities over a long period of time. Selective serotonin reuptake inhibitors (SSRI) antidepressant drugs, one of which is fluoxetine, are often used by physicians to manage symptoms of depression. The results of in vivo tests using the forced swim test (FST) method of multiple animal tests simultaneously have s…
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- 2003113841
Skrining Kemampuan Jamur Amanita Sp. Dan Lactarius Sp. Isolat Taman Nasiona…
Laccase is an enzyme belonging to the multicopper oxidase group, capable of catalyzing various substrates, including phenolic and non-phenolic compounds. Laccase is considered as an ideal "green catalyst" due to its catalytic capabilities, making it widely used in industrial processes. The most commonly applied laccases in biotechnology are mostly derived from fungi. White-rot fungi from the Ba…
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- 2003113845
Pengembangan Lkpd Berbasis Socio-Scientific Issues (Ssi) Pada Pokok Bahasan K…
Abstract - The limitations of learning tools that are relevant to social issues and science and require students to be active in solving everyday problems that are relevant to chemistry material. By providing SSI-based LKPD as an alternative that is expected to help students connect lessons related to everyday life in society. This study aims to produce SSI-based LKPD on the subject of green ch…
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- 2005112485
Pengembangan E-Lkpd Berbasis Core (Connecting, Organizing, Reflecting, Extend…
Abstract: The research aims to produce CORE-based E-LKPDs on the subject of hydrocarbons that are valid and feasible to use. The research includes validation and limited trials. This study used a Research and Development (R&D) development research design with the 4-D model (Define, Design, Develop, Disseminate) modified 3-D (Define, Design, Develop). The results of validation by material va…
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- 2105111536
Pengembangan Tes Diagnostik Di Awal Pembelajaran Pada Materi Asam Basa Kelas …
The research is motivated by the divere learning needs of students, there are tudents who have low, medium or high abilities, for that it is necessary to know the abilities of students before starting learning. This study aims to produce a valid diagnostic test and to find out user response to the diagnostic test. This study uses an R&D model with validator and user response to the diagnost…
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- 1905111031
Pengembangan E-Lkpd Berbasis Model Pembelajaran Phenomenon Based Learning (Ph…
The aim of this research is to develop an E-Student Worksheet based on Phenomenon-Based Learning on Reaction Rate Material Using the Wizer.me website for Class XI Highschool/MA. The development of this E-Student worksheet was carried out because teachers have not used digital learning media and used the Phenomenon-based Learning model in their learning, especially in reaction rate materials. Th…
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- 2005111012
Prarancangan Pabrik Methyl Methacrylate Dari Isobutylene Dengan Desain Alat U…
Methyl methacrylate is a compound with the molecular formula C5H8O2 which is an ester derivative and a monomer form of acrylic resin. The primary use of MMA monomer is to form polymethyl methacrylate (PMMA) homopolymers for the production of cast and extruded acrylic sheets. Methyl methacrylate is made using an oxidation process on isobutylene. This factory is planned to operate for 330 days pe…
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- 1907155140
Rancangan Pabrik Asam Akrilat Dari Propilena Teknologi Lurgi/Nippon Kayaku De…
Acrylic acid is an important chemical because it is an intermediate of many chemical compounds due to its very wide applications such as household cleaners, disinfectants and other products. Acrylic acid is an organic compound that has a sharp odor and is liquid at room temperature, colorless, flammable and corrosive. An acrylic acid factory from propylene lurgi/nippon kayaku technology with a …
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- 1807111651
Rancangan Pabrik Maleic Anhydride Proses Benzene Oxidation Dengan Desain Alat…
Maleic anhydride is the main ingredient in the production of several chemical products, one of which is unsaturated polyester resins and alkyd resins. Based on its function, maleic anhydride is included in the basic chemical product category. Production of maleic anhydride is estimated to increase rapidly with a value of 3.65 million tons in 2030. Maleic anhydride is produced commercially by ca…
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- 2007113932
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