Kimia

Mau Oyamba Mankhwala achilengedwe ndi osiyanasiyana kwambiri ndipo amagwiritsidwa ntchito m'njira zosiyanasiyana. Magulu awiri ofunikira a mankhwala achilengedwe ndi aldehydes ndi ketones. Onsewa ndi ma derivatives a carbonyl, zomwe zikutanthauza kuti ali ndi gulu la carbonyl functional (C=O). Gululi limagwira ntchito kwambiri ndipo limagwira ntchito yofunika kwambiri pazochitika zosiyanasiyana za mankhwala. Nkhaniyi ifotokoza za kugwiritsa ntchito aldehydes ndi ketones… Werengani zambiri

Chiphunzitso cha Bronsted-Lowry Acid-Base: Kumvetsetsa Kwambiri Ma Acids ndi ma base ndi mfundo ziwiri zofunika kwambiri mu chemistry zomwe zimagwira ntchito yofunika kwambiri pazochitika zosiyanasiyana zama chemical ndi njira zamoyo. Kwa zaka zambiri, malingaliro osiyanasiyana aperekedwa kuti afotokoze makhalidwe ndi khalidwe la ma acid ndi ma base. Limodzi mwa malingaliro ofunikira kwambiri ndi chiphunzitso cha Bronsted-Lowry acid-base, chomwe chinayambitsidwa… Werengani zambiri

Ubwino wa Mowa Wosakaniza Mowa Mowa ndi mankhwala achilengedwe okhala ndi gulu la hydroxyl (-OH) lolumikizidwa ku atomu ya kaboni. Pamene chidziwitso cha mankhwala achilengedwe chapita patsogolo, mowa wapezeka kuti uli ndi maubwino osiyanasiyana pamoyo wa anthu, kuphatikizapo mankhwala, mafakitale, zodzoladzola, ndi moyo watsiku ndi tsiku. Nkhaniyi ikambirana za maubwino osiyanasiyana a mowa wosakaniza m'mbali zosiyanasiyana za miyoyo yathu. … Werengani zambiri

Momwe Chiyeso cha pH Chimagwirira Ntchito: Kuyeza pH n'kofunika kwambiri m'magawo osiyanasiyana, kuphatikizapo chemistry, biology, engineering, ndi medicine. Chida chomwe chimagwiritsidwa ntchito poyesa pH ya yankho chimatchedwa pH meter. Nkhaniyi ifotokoza mwatsatanetsatane mfundo yogwirira ntchito ya pH meter, zigawo zake, ndi momwe imagwiritsidwira ntchito m'magawo osiyanasiyana. Chiyambi: pH ndi sikelo ya logarithmic yomwe imagwiritsidwa ntchito… Werengani zambiri

Mbiri ya Kukula kwa Organic Chemistry Chiyambi Organic chemistry ndi nthambi ya chemistry yomwe imaphunzira mankhwala a carbon ndi momwe amachitira. Ngakhale kuti ingamveke yopapatiza, nthambi iyi ndi yayikulu kwambiri, ikuphatikizapo chilichonse kuyambira ma biomolecules m'zamoyo mpaka zinthu zopangidwa monga mapulasitiki ndi mankhwala. Kukula kwa organic chemistry kukuwonetsa ulendo wautali pakumvetsetsa kwa anthu za zinthu zomwe zikuzungulira ife ndi… Werengani zambiri

Momwe Mungapangire Yankho la Buffer Chiyambi Yankho la buffer ndi yankho la mankhwala lomwe limasunga pH yokhazikika ngakhale pang'ono asidi kapena maziko awonjezeredwa. Mayankho a buffer ndi ofunikira m'magawo osiyanasiyana, kuphatikiza biochemistry, pharmacy, ndi ma laboratories ofufuza. Nkhaniyi ifotokoza momwe mungapangire yankho la buffer, kuphatikizapo kumvetsetsa koyambira kwa momwe ma buffer solutions amagwirira ntchito, zigawo za buffer, ndi... Werengani zambiri

Kugwiritsa Ntchito Ma Spectrophotometer a UV-Vis mu Kusanthula kwa Mankhwala Ma spectrophotometer a UV-Vis (Ultraviolet-Visible) ndi njira yowunikira kuchuluka ndi quantitative yomwe imagwiritsa ntchito mfundo za kuyanjana pakati pa kuwala ndi zinthu pa UV (200-400 nm) ndi ma wavelengths owoneka (400-800 nm). Njirayi yakhala chida chofunikira kwambiri m'magawo osiyanasiyana asayansi, kuphatikiza chemistry, biology, pharmacy, sayansi ya zachilengedwe, ndi sayansi ya zinthu. Mfundo Zoyambira za UV-Vis Spectrophotometry… Werengani zambiri

Machitidwe a Mankhwala mu Photosynthesis Photosynthesis ndi imodzi mwa njira zofunika kwambiri za biochemical zomwe zimachitika padziko lapansi. Kudzera mu njirayi, zomera zobiriwira ndi zamoyo zina zimatha kusintha mphamvu ya dzuwa kukhala mphamvu ya mankhwala yomwe ingagwiritsidwe ntchito kuthandizira ntchito zosiyanasiyana za moyo. Photosynthesis si yofunikira kokha ku zomera zokha, komanso pa moyo wa zamoyo zina, kuphatikizapo… Werengani zambiri

Kodi Kuyankha kwa Mvula ndi Chiyani? Kuyankha kwa mvula ndi mtundu wa machitidwe a mankhwala omwe amapezeka kawirikawiri m'moyo watsiku ndi tsiku komanso m'mafakitale osiyanasiyana. Mu kuchitapo kanthu kumeneku, mayankho awiri okhala ndi ma ayoni osungunuka amasakanikirana, ndikupanga cholimba chomwe sichisungunuka mu sing'anga. Cholimba ichi chimatchedwa precipitate. Tanthauzo ndi Mfundo… Werengani zambiri

Kapangidwe ka Thupi ndi Mankhwala a Mpweya Wabwino Mpweya wabwino ndi gulu la zinthu zomwe zimapezeka mu Gulu 18 la tebulo la periodic. Mamembala a gululi ndi monga helium (He), neon (Ne), argon (Ar), krypton (Kr), xenon (Xe), ndi radon (Rn). Mpweya uwu uli ndi makhalidwe apadera kwambiri a thupi ndi mankhwala, zomwe zimapangitsa kuti ukhale wosangalatsa kuphunzira ndikugwiritsa ntchito m'njira zosiyanasiyana... Werengani zambiri