tshuaj muaj zog (acidity, basicity, combustibility, reactivity).
Puas yog tshuaj lom neeg lossis lub cev khoom?
Acids thiab Bases yog dab tsi? Cov kua qaub yog cov tshuaj lom neeg uas muaj cov qaub saj hauv qhov nruab nrab aqueous. Lawv muaj lub siab xav tig xiav litmus liab. Ntawm qhov tod tes, cov hauv paus yog tshuaj lom neeguas yog tus cwj pwm los ntawm kev iab saj thiab nplua rau qhov kov.
Puas yog acidity hloov lub cev lossis tshuaj lom neeg?
Kev hloov ntawm ib hom teeb meem mus rau lwm yam (lossis tsis muaj peev xwm hloov tau) yog tshuaj muaj tshuaj. Piv txwv ntawm cov khoom siv tshuaj muaj xws li flammability, toxicity, acidity, reactivity (ntau hom), thiab kub ntawm combustion.
Puas buoyancy yog lub cev lossis tshuaj lom neeg?
Qee lub cev muaj zog suav nrog huab hwm coj, ntim, ntom, thiab buoyancy.
Puas yog kev hloov pauv lub cev lossis tshuaj lom neeg?
A lub cev hloov pauv tshwm sim thaum muaj teeb meem hloov qhov loj, duab, lossis daim ntawv. Koj tuaj yeem hloov lub cev rau cov av nplaum los ntawm molding nws mus rau hauv lub lauj kaub los yog flattening nws tawm. Cov khoom tseem yog av nplaum-nws cov duab tsuas yog txawv. Cov tshuaj kuj muaj qee yam khoom qub.
