Video: Leej twg invented steam distillation?
2024 Tus sau: Miles Stephen | [email protected]. Kawg hloov kho: 2023-12-15 23:36
Avicenna
Nyob rau hauv kev hwm rau qhov no, thaum twg yog chav distillation invented?
Chav distillation yog invented los ntawm Persian chemist, Ibn Sina (lub npe hu ua Avicenna nyob rau sab hnub poob), nyob rau hauv thaum ntxov 11th caug xyoo. Nws invented nws rau lub hom phiaj ntawm extracting cov roj yam tseem ceeb, uas yog siv nyob rau hauv aromatherapy thiab haus thiab perfumery industries.
Ib yam li ntawd, vim li cas peb thiaj siv chav distillation? Chav Distillation : Cov txheej txheem no yog siv rau cais cov khoom uas yog immiscible nrog dej, volatile nyob rau hauv chav & muaj vapor siab nyob rau hauv lub boiling kub ntawm dej. Nws yog kuj siv rau purifying kua uas decompose ntawm lawv cov ntsiab lus boiling.
Khaws qhov no nyob rau hauv saib, leej twg invented distillation?
Jabir ibn Hayyan
Chav distillation yog dab tsi?
Chav distillation yog hom tshwj xeeb ntawm distillation (kev sib cais txheej txheem ) rau kub rhiab cov ntaub ntawv zoo li ntuj aromatic tebchaw. Cov dej vapor nqa me me ntawm cov vaporized tebchaw mus rau lub khob ntim dej, qhov twg cov theem ua kua condensed sib cais, tso cai kom yooj yim sau.
Pom zoo:
Leej twg invented lub tsev vajvoog?
90 - 168 AD Claudius Ptolemy nthuav dav ntawm Hipparchus chords hauv ib lub voj voog
Leej twg invented txoj cai ntawm sines?
Nrog rau kev ntsuas ntawm ob sab thiab lub kaum sab xis, qhov no tuaj yeem ua rau ib lossis ob daim duab peb sab. Johannes von Muller yog tus uas nrhiav tau Txoj Cai ntawm Sines. Muller yug kuv Lub Ib Hlis 3, 1752, hauv ib lub nroog me me hauv qab Franconia (Dukedom of Coburg)
Leej twg invented exponents thiab powers?
Nicolas Chuquet siv ib daim ntawv ntawm exponential notation nyob rau hauv lub xyoo pua 15th, uas tom qab ntawd tau siv los ntawm Henricus Grammateus thiab Michael Stifel nyob rau hauv lub xyoo pua 16th. Lo lus 'exponent' tau coined nyob rau hauv 1544 los ntawm Michael Stifel
Leej twg invented av qeeg tswb?
Zhang Heng
Leej twg yog leej niam leej txiv pab txhawb cytoplasmic qub txeeg qub teg?
Nyob rau hauv cov ntaub ntawv ntawm cytoplasmic qub txeeg qub tes, cov teebmeem ntawm niam txiv. Qhov no feem ntau yog vim muaj kev koom tes ntau dua ntawm cytoplasm rau zygote los ntawm niam txiv poj niam dua li txiv neej niam txiv. Feem ntau ovum txhawb ntau cytoplasm rau zygote dua cov phev