Kev sublimate yog hloov daim ntawv, tab sis tsis yog lub ntsiab lus. Lub cev hais lus, txhais tau tias hloov khoom mus rau vapor; psychologically, nws txhais tau tias hloov lub qhov hluav taws xob, los yog txhais tau tias, ntawm kev qhia los ntawm ib yam dab tsi puag thiab tsis tsim nyog rau ib yam dab tsi zoo dua los yog tau.
sublimates txhais li cas hauv kev tshawb fawb?
Sublimation yog kev hloov pauv ntawm cov khoom thiab cov theem gaseous ntawm cov teeb meem, tsis muaj cov kua nruab nrab theem. Rau cov neeg ntawm peb xav nyob rau hauv lub voj voog dej, sublimation feem ntau yog siv los piav qhia txog cov txheej txheem ntawm cov daus thiab dej khov hloov mus rau hauv dej vapor hauv huab cua yam tsis tau yaj ua ntej rau hauv dej.
3 piv txwv ntawm sublimation yog dab tsi?
Sublimation Piv txwv
- "Dry ice" lossis cov pa roj carbon dioxide sublimes.
- Daus thiab dej khov tuaj yeem ua rau lub caij ntuj no tsis tau yaj.
- Npaj npas sublime.
- Cov khoom noj khov yuav zoo dua thiab koj yuav pom cov dej khov hauv lub thawv lossis lub hnab.
Puas sublimation xav tau cua sov?
Sublimation xav tau lub zog ntxiv thiab yog qhov hloov pauv endothermic thiab enthalpy ntawm sublimation (tseem hu ua cua sov ntawm sublimation) tuaj yeem suav los ntawm kev ntxiv cov enthalpy ntawm fusion thiab cov enthalpy ntawm vaporization.
txheej txheem sublimation ua haujlwm li cas?
Yog li sublimation ua haujlwm li cas? Zoo, sublimation luam ntawv siv cov cua sov kom tseem ceeb coj tus cwj mem thiab ntaub ua keib. Ua ntej, tus tsim yog luam tawm rau hauv daim ntawv tshwj xeeb. … Cov cua sov qhib lub qhov hws ntawm cov ntaub, tom qab ntawd nrog lub siab thov lub number case txias thiab rov qab mus rau ib daim ntawv khov.
What is the definition of sublimation?
