Dab tsi yog disperse systems?
Dab tsi yog disperse systems?

Video: Dab tsi yog disperse systems?

Video: Dab tsi yog disperse systems?
Video: Leng Yang - Yog Vim Dab Tsi (Official Full Song | Nkauj Tawm Tshiab) 2020/05/24 2024, Kaum ib hlis
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Lub ntsiab txhais ntawm a disperse system yog ob feem qhov system ua los ntawm microscopic hais thiab nruab nrab uas lawv raug tshem tawm. Ib qho piv txwv ntawm a disperse system yog ua npuas ncauj xws li shaving cream.

Tsis tas li ntawd, ob hom dispersions yog dab tsi?

Ib txoj hauv kev ntawm kev faib cov colloids yog nyob ntawm theem ntawm cov khoom sib cais thiab theem twg nws tau tawg mus rau hauv. hom ntawm colloids muaj xws li sol, emulsion, ua npuas ncauj, thiab aerosol. Sol yog ib qho kev ncua colloidal nrog cov khoom hauv cov kua. Emulsion yog nruab nrab ob kua.

dispersion nyob rau hauv lub tsev muag tshuaj yog dab tsi? Pharmaceutical dispersions yog systems uas ib yam khoom yog cais tawm nyob rau hauv lwm yam khoom. Cov ntsiab lus siv los piav qhia kev tawg Cheebtsam suav nrog cov theem sab hauv lossis tsis txuas ntxiv los piav txog qhov cais tawm theem tivthaiv (cov hais) thiab sab nraud los yog txuas mus ntxiv los piav txog cov kev tawg nruab nrab.

Ib yam li ntawd, tej zaum koj yuav nug, koj txhais li cas los ntawm dispersed?

Lub adjective dispersed tau piav txog txhua yam uas kis tau mus deb. Lub hauv paus Latin ntawm cais tawm yog dispersus, lub ntsiab lus "kom tawg." Txhua yam uas tau muab faib los yog nthuav tawm ua tau tau piav raws li cais tawm , siv los ua ib qho adjective lossis verb.

Coarse dispersion yog dab tsi?

Coarse dispersions yog heterogeneous cais tawm systems, uas cais tawm theem hais yog loj tshaj 1000 nm (4 * 10-5“). Coarse dispersions yog characterized los ntawm kuj ceev sedimentation ntawm lub cais tawm theem tshwm sim los ntawm lub ntiajteb txawj nqus los yog lwm yam quab yuam.

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