Ob qhov kev faib tawm ntawm qhov teeb meem yog dab tsi?

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Ob qhov kev faib tawm ntawm qhov teeb meem yog dab tsi?
Ob qhov kev faib tawm ntawm qhov teeb meem yog dab tsi?

Video: Ob qhov kev faib tawm ntawm qhov teeb meem yog dab tsi?

Video: Ob qhov kev faib tawm ntawm qhov teeb meem yog dab tsi?
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Qhov teeb meem tuaj yeem faib ua ntau pawg. Ob pawg dav yog sib xyaw thiab cov tshuaj ntshiab. Ib tug ntshiab tshuaj muaj ib tug tas mus li muaj pes tsawg leeg. Tag nrho cov qauv ntawm cov khoom ntshiab muaj tib yam pleev thiab cov khoom.

Kev faib cov teeb meem yog dab tsi?

Khoom tuaj yeem faib ua ob pawg: cov khoom ntshiab thiab cov khoom sib xyawCov tshuaj ntshiab yog ntxiv rau cov khoom thiab cov khoom sib xyaw. Kev sib xyaw ua ke yog lub cev sib xyaw ua ke uas tuaj yeem sib cais rau hauv lawv cov khoom qub. Cov tshuaj yog tsim los ntawm ib hom atom lossis molecule.

Dab tsi yog ob qhov kev faib tawm ntawm lub hlwb?

Qhov teeb meem tuaj yeem muab faib ua ob pawg. Cov teeb meem yog qhov sib tov los yog nws yog cov khoom ntshiab. Peb tuaj yeem faib cov khoom sib xyaw ua ob pawg - Homogeneous mixs thiab heterogeneous mixs Peb tuaj yeem faib cov tshuaj ntshiab rau hauv ob pawg - Cov ntsiab lus thiab cov khoom sib xyaw.

2 hom kev sib tov yog dab tsi?

Muaj ob hom kev sib xyaw ua ke: homogeneous mixtures thiab heterogeneous mixs. Nyob rau hauv ib tug homogenous sib tov tag nrho cov khoom yog sib npaug zos thoob plaws qhov sib tov (dej ntsev, cua, ntshav).

Dab tsi yog ob hom teeb meem suav tias yog ntshiab?

Elements and compounds yog ob hom tshuaj dawb huv. Piv txwv ntawm cov khoom muaj xws li carbon, nitrogen thiab hydrogen.

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