Results 101 to 110 of about 6,355 (149)

Miskonsepsi Atas Konsep Asam-Basa, Kesetimbangan Kimia, Dan Redoks Dalam Berbagai Buku-Ajar Kimia SMA/MA [PDF]

open access: yes, 2013
Analisis isi buku-buku Kimia SMA/MA telah dilakukan untuk mengungkap miskonsepsi atas bebe-rapa konsep, yakni asam-basa, kesetimbangan kimia, dan redoks.
Al, H. P. (Heru)   +1 more
core  

Sulfonasi Film Cptfe Tercangkok Stirena Untuk Membran Penghantar Proton Sel Bahan Bakar [PDF]

open access: yes, 2007
Sulfonation of cPTFE Film grafted Styrene for Proton Exchange Membrane Fuel Cell. Sulfonation of γ-rayiradiated and styrene-grafted crosslinked polytetrafluoroethylene film (cPTFE-g-S film) have been done. The aim of theresearch is to make hydropyl
Yohan, Y. (Yohan)
core  

IZDVAJANJE BENZENA IZ REFORMAT BENZINA U NAFTNIM RAFINERIJAMA

open access: yesGoriva i maziva : časopis za tribologiju, tehniku podmazivanja i primjenu tekućih i plinovitih goriva i inžinjerstvo izgaranja, 2012
U radu je opisana novoizgrađena destilacijska kolona za odvajanje heptana (deheptanizer) koja se upotrebljava za izdvajanje benzena iz reformat- benzina kao i destilacijska kolona (benzen-kolona) koja se prethodno upotrebljavala za izdvajanje benzena iz reformat-benzina.
openaire   +1 more source

Kisi-kisi ujian sekolah berstandar nasional program paket C/ulya tahun pelajaran 2018/2019 [PDF]

open access: yes, 2018
Berisi informasi mengenai kisi-kisi ujian sekolah berstandar nasional program paket C/ulya program studi IPA kurikulum 2006 mata pelajaran ...
Puspitawati, Poppy Dewi
core  

Prarancangan Pabrik Etilbenzena Dari Etilena dan Benzena Dengan Proses UNOCAL/UOP Kapasitas 200.000 Ton/Tahun [PDF]

open access: yes, 2015
Ethylbenzene plant design capacity of 200,000 tons per year from ethylene and benzene will use the Unocal/UOP process using Fixed Bed Reactor Multitube with an operating temperature of 180-199.94oC and pressure of 5 atm.
, Emi Erawati, S.T., M.Eng.   +2 more
core  

Sintesis Salisilanilida dari Komponen Utama Minyak Gandapura [PDF]

open access: yes, 2015
The synthesis of salicylanilide from the main components of gandapura oil was conducted in this research through substitution reaction. This research was carried out by reacting methyl salicylate in gandapura oil with aniline by refluxing for 8 hour. The
Retnowati, R. (Rurini)   +2 more
core  

Synthesis of pyrazole-based macrocycles leads to a highly selective inhibitor for MST3

open access: yes, 2023
Amrhein JA   +13 more
europepmc   +1 more source

Aktivitas Antioksidan Dari Minyak Bunga Cengkeh (Syzygium Aromaticum) Kering Berdasarkan Aktivitas Antiradikal Yang Ditentukan Menggunakan Electron Spin Resonance [PDF]

open access: yes, 2013
Pada penelitian ini, dilakukan uji aktivitas antiradikal terhadap minyak cengkeh. Minyak cengkeh yang digunakan diperoleh dari hasil isolasi bunga cengkeh menggunakan distilasi uap selama 8 jam dan dilakukan karakterisasi menggunakan Kromatografi Gas ...
Juswono, U. P. (Unggul)   +2 more
core   +1 more source

Crystal structures of two triazola-dioxola-benzena-cyclo-nona-phanes. [PDF]

open access: yesActa Crystallogr E Crystallogr Commun, 2015
Viswanathan V   +3 more
europepmc   +1 more source

ANALISIS KELAYAKAN BUKU TEKS KIMIA SMA/MA KELAS XII MATERI BENZENA DAN TURUNANNYA BERDASARKAN KRITERIA TAHAP SELEKSI DARI 4S TMD [PDF]

open access: yes, 2016
Buku teks merupakan salah satu jenis bahan ajar yang paling berpengaruh terhadap kualitas pembelajaran. Fakta di lapangan banyak ditemukan permasalahan terkait isi buku teks.
Nurmalasari, Nuning
core  

Home - About - Disclaimer - Privacy