Video: Puas yog cov dej npau npau yog tshuaj lom neeg lossis lub cev hloov?
2024 Tus sau: Miles Stephen | [email protected]. Kawg hloov kho: 2023-12-15 23:36
Boiling dej npau dej yog ib qho piv txwv ntawm a hloov lub cev thiab tsis yog a tshuaj hloov vim cov dej vapor tseem muaj tib lub qauv molecular li kua dej (H2O). Yog hais tias cov npuas tau tshwm sim los ntawm decomposition ntawm ib tug molecule rau hauv cov pa roj (xws li H2O → H2 thiab O2), ces boiling yuav yog a tshuaj hloov.
Ib yam li ib tug yuav nug, puas yog cov dej npau npau hloov tshuaj ua rau koj cov lus teb?
Boiling dej tsis yog a tshuaj hloov nws yog lub cev hloov . Thaum twg dej boils, nws absorbs tshav kub zog thiab kev hloov mus ntws. Cov chav tau hloov rov qab rau dej los ntawm muab tawm tus tib qhov kub. Kuj tus loj ntawm dej npau yog sib npaug tus huab hwm coj ntawm chav uas yog tsim.
Tom qab ntawd, lo lus nug yog, ua noj ua haus lub cev lossis tshuaj hloov pauv? A tshuaj hloov tau los ntawm a tshuaj tshuaj tiv thaiv, thaum a hloov lub cev yog thaum tseem ceeb kev hloov cov ntawv tab sis tsis yog tshuaj tus kheej. Piv txwv ntawm tshuaj hloov pauv kub kub, ua noj , rusting, thiab rotting. Piv txwv ntawm kev hloov ntawm lub cev yog boiling, melting, freezing, thiab shredding.
Ntawm no, puas yog chav dej kub npau npau ib lub cev lossis tshuaj hloov pauv?
Teb thiab piav qhia: Tsis yog, boiling dej tsis yog ib tshuaj tiv thaiv , tab sis nws yog a hloov lub cev . Thaum twg dej , H2 O, yog nyob rau hauv daim ntawv ua kua, nws yuav tsum tau rhuab mus rau ib tug boil.
Puas yog dej dhau los ua ib qho kev hloov tshuaj?
Lub cev hloov ntawm dej rau ice chav , tau kawg, koom nrog kev hloov nyob rau hauv qhov kub thiab txias; ib yam li ntawd, tshuaj hloov pauv feem ntau nrog kev hloov nyob rau hauv qhov kub thiab txias, qhov sib txawv tseem ceeb ua tias cov kev hloov yog qhov tshwm sim ntawm kev hloov pauv hauv cov tshuaj cov khoom ntawm cov khoom koom nrog.
Pom zoo:
Puas yog dej ntsev npau npau hloov lub cev?
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Puas yog dej npau npau yog lub cev lossis tshuaj lom neeg?
Dej Boiling: Cov dej kub npau npau yog ib qho piv txwv ntawm kev hloov ntawm lub cev thiab tsis yog kev hloov tshuaj lom neeg vim tias cov dej vapor tseem muaj cov qauv molecular zoo li cov kua dej (H2O). Yog hais tias cov npuas tau tshwm sim los ntawm decomposition ntawm ib tug molecule rau hauv cov pa roj (xws li H2O → H2 thiab O2), ces boiling yuav ib tug tshuaj hloov
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