Cov xim puas yog colloid?
Cov xim puas yog colloid?

Video: Cov xim puas yog colloid?

Video: Cov xim puas yog colloid?
Video: TXHOB TSO VAJTSWV TSEG || Xf Tshaj Sawm Huj || Lus Qhuab qhia 2020 2024, Kaum ib hlis
Anonim

Xim yog ib hom kev sib tov hu ua a colloid . Hauv ib colloid , cov khoom ntawm ib yam khoom sib xyaw thiab tawg nrog cov khoom ntawm lwm yam khoom - tab sis lawv tsis yaj hauv nws. Hauv ib pleev xim lub pigmanet yog dispersed nyob rau hauv cov kua los ntawm kev khi nruab nrab thiab solventssolution.

Yog li ntawd, yog xim pleev xim rau colloid lossis raug tshem tawm?

Particle hauv kev ncua tuaj yeem pom nrog qhov muag liab qab. A pleev xim yog ib qho colloid ncua kev kawm ntawv los yog colloids . Hauv pleev xim , cov xim yog dispersed nyob rau hauv cov kuab tshuaj tab sis lawv tsis yaj nyob rau hauv nws.

Ib tug kuj yuav nug, hom colloid yog xim dab tsi? Ib sol a colloid ua tawm ntawm me me solidparticles nyob rau hauv ib tug nruam kua nruab nrab. Sols yog qhov ruaj khov heev thiab qhia cov nyhuv Tyndall. Piv txwv suav nrog ntshav, pigmentedink, cell kua, pleev xim , antacides thiab av nkos.

Tsis tas li ntawd, cov xim puas yog ib qho piv txwv ntawm colloid?

Hom ntawm Colloids Cov muaj nyob rau hauv lub neej txhua hnub. Ib txhia piv txwv xws li whipped cream, mayonnaise, mis nyuj, butter, gelatin, jelly, av nkos dej, plaster, xim iav, thiab ntawv.

Cov ntsia thawv polish puas yog colloid?

pos huab, aerosol sprays, khau raj polish , ntsia thawv polish , cua, mis, yog colloids . txiv hmab txiv ntoo zaub xam lav, roj thiab dej, yog cov piv txwv ntawm kev ncua. Ntshav, hmoov txhuv nplej siab, tooj dag, dej qab zib, kas fes dub, number case yog cov piv txwv ntawm kev daws. Fog, tshuaj tsuag aerosol, khau raj polish , ntsia thawv polish , huab cua, mis nyuj yog cov piv txwv ntawm colloidol dispersion..

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