Yuav ua li cas hom ntawm cov khoom raug txheeb xyuas los ntawm nws lub cev thiab tshuaj lom neeg lub zog?
Yuav ua li cas hom ntawm cov khoom raug txheeb xyuas los ntawm nws lub cev thiab tshuaj lom neeg lub zog?

Video: Yuav ua li cas hom ntawm cov khoom raug txheeb xyuas los ntawm nws lub cev thiab tshuaj lom neeg lub zog?

Video: Yuav ua li cas hom ntawm cov khoom raug txheeb xyuas los ntawm nws lub cev thiab tshuaj lom neeg lub zog?
Video: Saib Mis paub Poj niam (hluas nkauj) tus yam ntxwv lub siab 2024, Kaum ib hlis
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Kev mob hnyav khoom , xws li ceev thiab xim, tsis nyob ntawm tus tus nqi ntawm tus khoom tam sim no. Lub cev muaj peev xwm ntsuas yam tsis hloov cov khoom tshuaj tus kheej. Tshuaj muaj peev xwm ntsuas tsuas yog hloov ib yam khoom tshuaj tus kheej.

Ntawm no, dab tsi yog lub cev thiab tshuaj lom neeg cov khoom ntawm cov khoom?

General khoom ntawm teeb meem xws li xim , ntom, hardness, yog piv txwv ntawm lub cev muaj zog. Cov khoom uas piav qhia txog yuav ua li cas cov khoom hloov pauv mus rau hauv cov khoom sib txawv kiag li hu ua chemical properties. Flammability thiab corrosion / oxidation kuj yog piv txwv ntawm chemical zog.

Tsis tas li ntawd, cov khoom siv tshuaj lom neeg yog dab tsi? A chemical khoom yog ib tug yam ntxwv ntawm ib yam khoom uas yuav raug soj ntsuam thaum nws koom nyob rau hauv a tshuaj tshuaj tiv thaiv. Piv txwv ntawm tshuaj muaj zog suav nrog flammability, toxicity, tshuaj stability, thiab kub ntawm combustion.

Yog li ntawd, yuav siv lub cev lub cev li cas los txheeb xyuas cov khoom?

A khoom ntiag tug yog ib tug yam ntxwv ntawm a yam khoom uas ua tau raug soj ntsuam los yog ntsuas yam tsis hloov tus kheej ntawm tus yam khoom . Lub cev muaj zog muaj xws li xim, ntom, hardness, thiab melting thiab boiling ntsiab lus. A chemical khoom piav txog lub peev xwm ntawm a yam khoom mus undergo ib qho tshwj xeeb tshuaj hloov.

Dab tsi yog qhov txawv ntawm lub cev thiab cov khoom siv tshuaj lom neeg muab piv txwv ntawm txhua tus?

Cov khoom siv tshuaj tsuas yog pom thaum lub sijhawm a tshuaj cov tshuaj tiv thaiv thiab yog li hloov cov tshuaj tshuaj muaj pes tsawg leeg. Tej zaum qhov zoo tshaj plaws rau paub qhov txawv ntawm ob yog los ntawm piv txwv . Piv txwv ntawm lub cev muaj zog yuav muaj xws li khov, melting, thiab boiling point, ceev, loj, thiab ntim.

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