Yuav ua li cas kom cov khaub ncaws qaub thiab alkali rau ntev dua
Yog tias koj xav kom koj cov qoob loo pov tseg rau ib lub sijhawm ntev, ces peb yuav tsum ceev faj thaum siv hom khaub ncaws, thiab tsis muaj qee qhov kev coj tsis zoo. Tom qab ntawd peb tuaj yeem txheeb xyuas seb qhov twg yog qhov tsis ua haujlwm. Cia qhov hnav tsoo no puas.
Ua ntej tshaj plaws, peb yuav tsum paub hais tias lub luag hauj lwm ntawm cov kua qaub thiab alkali yog los tiv thaiv peb kom tsis txhob siv qee yam tshuaj chemical los yog cov tshuaj phem hauv peb txoj haujlwm, tab sis nws tsis txhais hais tias cov khaub ncaws tsis pub txhua yam tshuaj, xws li hydrofluoric acid thiab ammonia. Tseem muaj qee cov organic acids thiab lwm yam. Thaum peb muab cov tshuaj kua qaub no pov tseg, thaum peb ntsib cov tshuaj uas peb nyuam qhuav hais, nws yuav tsim kev puas tsuaj rau cov khaub ncaws, uas yog qhov txaus ntshai rau peb lub cev kev ruaj ntseg. Qhov no yog qhov taw tes kom paub txog.
Ntxiv rau, piv txwv li, thaum muaj hluav taws los yog kev kub ntxhov ceev, txawm tias muaj qee yam tshuaj lom neeg los yog cov tshuaj muaj zog, peb tsis tuaj yeem hnav cov khaub ncaws uas yog acid thiab alkali. Vim hais tias peb txhua tus paub tias cov khoom tseem ceeb ntawm cov tshuaj tiv thaiv anti-acid thiab alkali, daim kab xev txhob lo lo ntxhuav, yuav hnov mob thaum nws ntsib kev kub, ces cov khaub ncaws yuav tsis muaj cov nyhuv zoo li no. Qhov no kuj yog lub sijhawm niaj zaus peb tabtom soj ntsuam nrog cov kua qaub thiab cov kabmob alkali. Ib qho kev nthuav dav ntawm cov xim yog tias cov khaub ncaws yuav tsum tsis txhob raug kub thiab qhib hluav taws.
Combining cov ntsiab lus kuv nyuam qhuav tau hais, tau kawg, muaj qee qhov lus me me uas peb xav tau los nrhiav tau peb tus kheej. Yog tias peb ua cov kev no, kuv ntseeg tias nws tuaj yeem siv rau lub sijhawm ntev.