Ditapis dengan
pengembangan media pembelajaran interaktif bermuatan etnosains menggunakan ar…
Dalam pelaksanaan pendidikan abad 21, guru dan peserta didik dituntut mampu memanfaatkan perkembangan teknologi untuk meningkatkan kualitas pembelajaran. Salah satu komponen pembelajaran adalah media yang berperan penting dalam meningkatkan kualitas pembelajaran. Seiring perkembangan teknologi, media pembelajaran berkembang menjadi interaktif yang memungkinkan pengguna untuk mengontrol jalannya…
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- 2005110436
analisis pengaruh motivasi belajar dan kepercayaan diri terhadap prestasi bel…
Pendidikan memiliki peran strategis dalam mencetak sumber daya manusia yang berkualitas dalam hal sikap, perilaku, ilmu pengetahuan. Proses pembelajaran menjadi suatu hal yang sangat penting dalam tercapainya keberhasilan dalam dunia pendidikan di Indonesia. Penelitian ini dilatar belakangi dari tingkat motivasi dan kepercayaan diri peserta didik dalam proses pembelajaran kimia di SMA Negeri 1 …
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- 2005126846
pengembangan instrumen penilaian berbasis higher order thinking skills (hots)…
Mutu sumber daya manusia (SDM) menjadi tanggung jawab pendidikan abad 21, yang berperan penting dalam membekali peserta didik menghadapi berbagai tantangan kehidupan. Pembelajaran tidak hanya berfokus pada pengalihan pengetahuan dan keterampilan, tetapi juga harus mengembangkan kemampuan berpikir tingkat tinggi (HOTS). Namun, hasil survei PISA 2022 dan TIMSS 2019 menunjukkan bahwa kemampuan ber…
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- 2005114288
pengaruh gaya belajar terhadap hasil belajar kimia kelas xi sma negeri 2 tambang
This study aims to determine the influence of learning styles on the chemistry learning outcomes of Grade XI students at SMA Negeri 2 Tambang. The research employed a quantitative approach using a correlational method. The sample consisted of 144 students selected through a saturated sampling technique. Data collection instruments included a learning style questionnaire and documentation of stu…
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- 1905125090
pengembangan e-modul berbasis problem based learning untuk meningkatkan kemam…
In this 21st century education, students are expected to have the skills to think critically, solve problems, and have high learning motivation. In the context of chemistry learning, especially with the topics of atomic structure and the periodic table of elements, these skills are very important because the abstract basic concepts of chemistry tend to cause problems during learning. As a resul…
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- 2010247430
Kinetika Reaksi Upgrading Bio-oil Melalui Proses Esterifikasi dengan Katalis…
Development and research related to the utilization of biomass is currently motivated by the depletion of the main fuel source reserves derived from fossils. The limited fossil energy sources lead to the need for renewable energy development and energy conservation called green energy development. Biomass utilization is one of the strategic issues in renewable energy development. In Indonesia, …
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- 2110247711
Executive Summary Rancangan Pabrik Dimethylacetamide (Dmac) Proses Amidasi De…
ABSTRACT Dimethylacetamide (DMAc) is a highly important organic solvent widely used in the pharmaceutical, textile, and plastic industries due to its excellent thermal stability, high purity, and superior solvent properties. The demand for DMAc in Indonesia has continued to grow annually; however, the supply is currently fully dependent on imports. This presents a significant opportunity for I…
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- 2107135432
Executive Summary Perancangan Pabrik Styrene Dari Ethylbenzene Proses Lummus …
ABSTRACT The demand for Styrene in Indonesia is predicted to increase by 5.5% during the period from 2024 to 2031. The supply of styrene in Indonesia comes from various countries such as China, Canada, Thailand, and Japan. The increase in styrene demand from China's downstream industry is the main driver of rising styrene prices, with the highest demand for styrene dominated by the Asia-Pacifi…
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- 2107125647
Executive Summary Prarancangan Pabrik Ammonia Dari Hydrocarbon Proses Kaapplu…
ABSTRACT Ammonia is a compound formed from the bonding of hydrogen and nitrogen atoms which is a gaseous compound at ambient temperature that has a sharp odor and is stored in liquid form. The main use of ammonia compounds is as a raw material in making chemical fertilizers such as UREA and NPK. Apart from that, ammonia is also commonly used as a cooling agent and in the pharmaceutical fiel…
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- 2007125757
Executive Summary Rancangan Pabrik Sikloheksanol Dengan Desain Alat Utama Dis…
ABSTRACT Cyclohexanol is an intermediate compound that plays a vital role in the chemical industry, particularly as a primary raw material in the production of nylon 6 and nylon 66. As the textile and plastic industries continue to grow both in Indonesia and globally, the demand for cyclohexanol has consistently increased. In response to this opportunity, a cyclohexanol plant is designed with …
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- 2107112366
Executive Summary Rancangan Pabrik Chloroacetic Acid Proses Chlorination-Hydr…
ABSTRACT Chloroacetic acid has the molecular formula ClCH2COOH is a compound in the form of a colourless or transparent crystalline solid with hygroscopic properties, which absorbs water from its environment. Chloroacetic acid is produced from the chemical reaction between acetic acid and clorine gas as the main ingredient with anhydrous acetate as a catalyst, this product is obtained thro…
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- 2007134767
Executive Summary Rancangan Pabrik Dimethyl Terephthalate Teknologi Dynamit-N…
ABSTRACT The design of a dimethyl terephthalate (DMT) plant with a capacity of 40,000 tons/year to meet the raw material needs of the polymer industry in the production of polyethylene terephthalate, which is still imported. The location of the plant was chosen Karanganyar Village, Jenu District, Tuban Regency, East Java Province based on the need for paraxylene raw materials, water sources, t…
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- 2007114003
Executive Summary Rancangan Pabrik Propilena Oksida Dari Metanol Proses Uop M…
ABSTRACT Propylene oxide (PO) is a basic chemical product that is widely used to produce derivative products such as polyurethane, polyether polyols, propylene glycol, glycol ethers, propylene polyols, and several other derivative products. Indonesia's PO production currently still depends on imports to meet domestic demand. Therefore, it is worthwhile to plan the establishment of a PO plant l…
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- 2107110267
Executive Summary Rancangan Pabrik Metanol Dari Gas Alam Proses Lurgi Dengan …
ABSTRACT Methanol is classified as a basic chemical widely used to produce various derivative products such as acetic acid, formaldehyde, Methyl Tertiary Butyl Ether (MTBE), gasoline, chloromethanes, methylamines, polyvinyl, polyester, rubber, synthetic resins, pharmaceuticals, and Dimethyl Ether (DME). Domestic production has not yet met the national demand for methanol. Therefore, the establ…
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- 2107110263
Pengembangan E-Lkpd Berbasis Discovery Learning Terintegrasi Keterampilan Pro…
E-LKPD can attract students' interest in learning, but innovation is needed in optimizing the use of E-LKPD such as implementing E-LKPD using the discovery learning model. This development research aims to produce E-LKPD based on discovery learning integrated with science process skills on valid colligative properties material based on aspects of content feasibility, characteristics of the disc…
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- 2105111970
Pemanfaatan Sekam Padi Sebagai Low Cost Adsorben: Pengaruh Suhu dan Waktu Pem…
ABSTRACT Rice husk is an abundant agricultural waste containing lignocellulosic compounds and silica, which have the potential to be used as a base material for adsorbents. This study aims to examine the effect of varying heating temperature and time on the physicochemical characteristics and adsorption capacity of rice husk as an adsorbent. Rice husk was heated at temperatures of 100°C, 125�…
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Penentuan Kualitas Arang Aktif Dari Kulit Singkong (Manihot Utillisima) Sebag…
ABSTRACT The contamination of lead (Pb) heavy metal in industrial waste is one of the serious environmental problems that threaten both the environment and human health. Industrial wastewater containing lead ions (Pb²⁺) can accumulate in the food chain, posing a danger to human health. One effective and environmentally friendly solution is the adsorption method using biomass as an adsorbent…
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Penentuan Kualitas Arang Aktif Dari Kulit Singkong (Manihot Utillisima) Sebag…
ABSTRACT The contamination of lead (Pb) heavy metal in industrial waste is one of the serious environmental problems that threaten both the environment and human health. Industrial wastewater containing lead ions (Pb²⁺) can accumulate in the food chain, posing a danger to human health. One effective and environmentally friendly solution is the adsorption method using biomass as an adsorbent…
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- 2207025607
Executive Summary Rancangan Pabrik Linear Alkylbenzene (Lab) Dari Parafin Pro…
ABSTRACT Linear Alkylbenzene (LAB) is an organic chemical compound in the form of a clear liquid (molecular formula C₆H₅CₙH₂ₙ₊₁, n=C9-C14) which acts as the main raw material in the production of detergents and cleaning products. This compound has the advantages of high biodegradability and better cleaning effectiveness than other surfactants, as well as characteristics that are …
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Adsorpsi Methylene Blue Oleh Arang Kayu Bakau (Rhizophora Mucronata) Diaktiva…
ABSTRACT The rapid development of industry has contributed greatly to economic growth, but has also had a negative impact on the environment, especially in the form of water pollution due to industrial wastewater. One of the common pollutants is methylene blue dye, which is widely used in the textile industry. This substance is toxic, difficult to degrade, and can cause disruption to aquatic e…
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