Definition. Qhov chaw khov yog qhov kub ntawm cov kua ua kua ntawm qhov qub atmospheric siab. Xwb, lub melting point yog qhov kub thiab txias ntawm cov khoom ua kua ntawm ib txwm atmospheric siab.
Dab tsi yog qhov chaw khov?
noun Physical Chemistry. Qhov kub ntawm cov kua dej khov: Cov dej khov yog 32 ° F, 0 ° C.
txhais li cas hauv qab qhov chaw khov?
noun. kub hauv qab no uas cov kua hloov mus ua ib qho khoom. Nws yog sib npaug rau qhov melting point.
Lub ntsiab lus luv luv yog dab tsi?
Kwv yees, kub ntawm ua kua ua kua. Raws li nrog lub melting point, nce siab feem ntau tsa lub freezing point. Lub freezing point yog qis dua lub melting point nyob rau hauv cov ntaub ntawv ntawm mix thiab rau tej yam organic tebchaw xws li rog.
Qhov chaw khov ntawm qhov kub yog dab tsi?
Qhov chaw khov yog qhov kub uas cov kua hloov mus rau ib qho khoom. Qhov chaw khov uas dej - kua - tig mus rau dej khov - ib qho khoom - yog 32 ° F (0 ° C).
