Ib qho sib xyaw ua ke yog kev sib xyaw ntawm ob lossis ntau yam tshuaj lom neeg (cov ntsiab lus lossis cov khoom sib txuas), qhov twg cov khoom sib txawv tuaj yeem pom qhov txawv thiab yooj yim sib cais los ntawm lub cev txhais tau tias.
Puas yog cov ntsiab lus sib txawv?
Ib qho sib xyaw ua ke yog sib xyaw ntawm ob lossis ntau yam tshuaj lom neeg(cov ntsiab lus lossis cov khoom sib xyaw) uas cov khoom sib txawv tuaj yeem pom qhov txawv thiab yooj yim sib cais los ntawm lub cev txhais tau tias.
Dab tsi yog qhov sib txawv ntawm cov khoom sib xyaw ua ke homogeneous sib xyaw thiab cov sib xyaw sib xyaw ua ke?
element: Ib yam khoom muaj ib hom atom. heterogeneous sib tov: Ib qho sib tov uas muaj cov tshuaj sib txawv los yog theem.homogeneous sib tov: Ib qho sib tov uas muaj tib lub ntsej muag zoo ib yam thiab muaj pes tsawg leeg thoob plaws hauv nws pawg. … tov: Ib homogeneous sib tov uas muaj ob los yog ntau tshaj tshuaj.
Dab tsi yog qhov txawv ntawm cov ntsiab lus thiab cov khoom sib xyaw?
Khoom: Cov khoom ntshiab uas muaj ib hom atom. Compound: Cov khoom ntshiab uas muaj ob los yog ntau dua txawv atoms. Mixture: Ob los yog ntau yam khoom sib txawv tsis sib xyaw ua ke.
Yuav ua li cas sib xyaw heterogeneous txawv los ntawm homogeneous quizlet?
sib tov sib xyaws yog cov sib xyaw uas koj tuaj yeem pom cov sib txawv hauv lawv, homogeneous sib xyaw yog cov khoom sib xyaw uas muaj cov sib txawv hauv lawv tab sis tsis pom. lawv ob leeg muaj qhov sib txawv los yog sib xyaw ua ke hauv lawv.
