Vim li cas hloov cov duab tsis cuam tshuam rau qhov ntom ntawm cov khoom?
Vim li cas hloov cov duab tsis cuam tshuam rau qhov ntom ntawm cov khoom?

Video: Vim li cas hloov cov duab tsis cuam tshuam rau qhov ntom ntawm cov khoom?

Video: Vim li cas hloov cov duab tsis cuam tshuam rau qhov ntom ntawm cov khoom?
Video: Kev Muag Khoom thiab Kev Sib Cuam Tshuam Nrog Cov Neeg Qhua Yam Muaj Kev Nyab Xeeb 2024, Kaum ib hlis
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Hloov cov duab ntawm ib yam khoom yuav tsis hloov tus ceev ntawm ib yam khoom vim qhov loj thiab ntim nyob twj ywm tib yam. Yog li ntawd lub ceev nyob li qub. Ib huab cua npuas nce mus rau saum npoo ntawm ib khob dej w = 1 g / mL vim huab cua npuas muaj tsawg ceev dua li dej.

Ib yam li ntawd, cov duab ntawm ib yam khoom puas cuam tshuam rau nws qhov ntom?

Yog li ntawd, lub puab ntawm ib yam khoom / khoom ua tsis yog cuam tshuam nws qhov ntom . 2. Txawm li cas los xij, lub ceev ua tsis hloov. Qhov no yog vim qhov loj thiab ntim nce ntawm tib tus nqi / feem!

Tsis tas li ntawd, puas loj hloov nrog cov duab? Yog tias peb ntsuas lub ntiajteb txawj nqus raws li kev sib cuam tshuam ntawm ob tus qauv ntim khoom, lub ntim kuj tuaj yeem yog qhov pom ntawm qhov khoom. Yog li, cov pawg raws li peb ntsuas nws niaj hnub no yog qhov sib piv lub ntiajteb txawj nqus thiab nws kev hloov nrog rau puab thiab qhov loj ntawm cov khoom.

Ib yam li ntawd, vim li cas qhov ntom ntawm ib yam khoom nyob ib yam?

Qhov ntom yog qhov tshwm sim ntawm kev sib raug zoo ntawm huab hwm coj thiab ntim. Yog li txawm tias koj txo qhov ntim ntawm cov khoom (piv txwv tias nws yog homogenous thoob plaws), lub ceev yuav nyob twj ywm ib yam . Nqe Lus Nug 4: Yog tias ceev ntawm cov kua yog ntau tshaj qhov ceev ntawm khoom , tiam khoom yuav ntab.

Puas yog qhov ntom ntawm cov khoom hloov thaum txiav hauv ib nrab?

Qhov ntom txhais tau tias yog huab hwm coj ib unit ntim. Yog li txawm tias koj txiav ib khoom hauv ib nrab , unit volume ua tsis yog hloov . Yog li txhua ntu yuav muaj qhov sib txawv ceev , txawm tias nws yog txiav rau hauv tib qhov loj me.

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