Xov Xwm Kev Lag Luam
-
Cov teebmeem ntawm sodium sulfide hydrolysis yog dab tsi?
Cov tshuaj sulfides hauv dej yooj yim hydrolysis, tso H₂S rau hauv huab cua. Kev nqus H₂S ntau ntau tuaj yeem ua rau xeev siab, ntuav, ua pa nyuaj, tuag tes tuag taw, thiab muaj teeb meem loj heev. Kev raug cua ntawm 15–30 mg / m³ tuaj yeem ua rau mob qhov muag thiab ua rau lub qhov muag puas tsuaj.Nyeem ntxiv -
Cov ntsiab lus ntawm sodium sulfide hauv dej yog dab tsi?
Sodium sulfide hauv dej suav nrog H₂S yaj, HS⁻, S²⁻, nrog rau cov hlau sulfides uas yaj tau hauv cov kua qaub uas muaj nyob hauv cov khoom khov, thiab cov inorganic thiab organic sulfides uas tsis sib cais. Cov dej uas muaj sulfides feem ntau zoo li dub thiab muaj ntxhiab tsw qab, feem ntau yog vim muaj cov pa H₂S tso tawm tas li. ...Nyeem ntxiv -
Sodium sulfide cuam tshuam li cas rau ib puag ncig?
Kev Cuam Tshuam ntawm Sodium Sulfide rau Ib Puag Ncig: I. Kev Phom Sij rau Kev Noj Qab Haus Huv Txoj Kev Raug: Kev Ua Pa, kev noj. Cov Kev Cuam Tshuam rau Kev Noj Qab Haus Huv: Cov tshuaj no tuaj yeem lwj hauv txoj hnyuv plab, tso tawm hydrogen sulfide (H₂S). Kev noj yuav ua rau muaj kev lom hydrogen sulfide. Nws yog corrosive rau daim tawv nqaij thiab qhov muag ...Nyeem ntxiv -
Lub luag haujlwm ntawm sodium sulfide hauv kev lag luam ntawv yog dab tsi?
Sodium sulfide muaj txiaj ntsig zoo heev rau kev tshem tawm cov xim hauv kev lag luam ntawv; siv rau kev tshem tawm thiab tanning hauv kev ua tawv nqaij; thiab siv rau hauv kev kho dej khib nyiab kom sai sai ua rau cov tshuaj lom neeg puas tsuaj, xyuas kom meej tias cov dej khib nyiab ua tau raws li cov qauv tso tawm. Sodium sulfide kuj tseem ceeb heev hauv kev tshuaj lom neeg...Nyeem ntxiv -
Txoj kev tsim cov sodium sulfide yog dab tsi?
Txoj Kev Tsim Khoom ntawm Txoj Kev Txo Cov Pa roj Carbon Sodium Sulfide: Sodium sulfate raug yaj thiab txo qis siv cov thee anthracite lossis nws cov khoom hloov. Cov txheej txheem no tau tsim zoo, nrog cov khoom siv yooj yim thiab kev ua haujlwm, thiab siv cov khoom siv raw pheej yig, yooj yim nrhiav tau. Cov xim liab / daj zoo ...Nyeem ntxiv -
Cov tshuaj sodium sulfide siv rau dab tsi?
Kev Siv Sodium Sulfide Sodium sulfide yog siv dav hauv cov txheej txheem kev lag luam. Hauv kev lag luam zas xim, nws yog siv los tsim cov xim sulfur, xws li sulfur dub thiab sulfur xiav, nrog rau cov neeg sawv cev txo qis, mordants, thiab cov xim nruab nrab. Hauv cov hlau tsis yog ferrous, sodium sulfide ua haujlwm ua ib qho fl ...Nyeem ntxiv -
Ib qho ionic compound hu ua sodium sulfide.
Cov Khoom ntawm Sodium Sulfide Cov mis tshuaj: Na₂S Molecular Weight: 78.04 Cov qauv thiab cov khoom sib xyaw Sodium sulfide yog hygroscopic heev. Nws yooj yim soluble hauv dej, me ntsis soluble hauv ethanol, thiab insoluble hauv ether. Nws cov kua dej yog alkaline heev thiab tuaj yeem ua rau kub hnyiab thaum raug...Nyeem ntxiv -
Cov ntsiab lus twg pom muaj nyob rau hauv sodium sulfide?
Sodium sulfide, ib qho inorganic compound tseem hu ua odorous alkali, odorous soda, yellow alkali, lossis sulfide alkali, yog ib qho crystalline hmoov tsis muaj xim hauv nws daim ntawv ntshiab. Nws yog hygroscopic heev thiab yooj yim soluble hauv dej, ua rau cov kua dej uas muaj zog alkaline ...Nyeem ntxiv -
Puas yog sodium sulfide yaj tau hauv dej?
Sodium sulfide yog ib qho siv lead ua xim sib txawv nrog ib qho tsw ntxhiab tsw phem. Nws reacts nrog acids los tsim hydrogen sulfide. Nws cov kua dej yog alkaline heev, yog li nws tseem hu ua sulfurated alkali. Nws yaj sulfur los ua sodium polysulfide. Cov khoom lag luam feem ntau tshwm sim ua xim liab, liab ...Nyeem ntxiv -
Cov cheeb tsam siv ntawm glacial acetic acid yog dab tsi?
Kev Siv Glacial Acetic Acid Acetic acid yog ib qho ntawm cov organic acids tseem ceeb tshaj plaws, feem ntau yog siv rau hauv kev tsim cov vinyl acetate, acetate fibers, acetic anhydride, acetate esters, hlau acetates, thiab halogenated acetic acids. Nws kuj yog ib qho khoom siv tseem ceeb hauv kev tsim tshuaj,...Nyeem ntxiv -
Cov txiaj ntsig ntawm kev siv glacial acetic acid ua cov tshuaj antifreeze yog dab tsi?
Tshuaj Tiv Thaiv Kev Khov Glacial acetic acid siv tau ua tshuaj tiv thaiv kev khov hauv cov tshuab txias tsheb. Nws muaj qhov chaw khov qis thiab zoo rau ib puag ncig piv rau lwm cov tshuaj tiv thaiv kev khov. Nws cov khoom tiv thaiv kev khov pab tiv thaiv lub cav thiab lub tshuab txias kom tsis txhob puas tsuaj hauv qhov kub qis...Nyeem ntxiv -
Glacial acetic acid ua haujlwm li cas hauv kev kho mob?
Tus Neeg Sawv Cev Duab Glacial acetic acid yog siv dav hauv kev lag luam thaij duab thiab luam ntawv ua tus neeg sawv cev duab. Nws ua rau muaj kev cuam tshuam nrog lwm cov tshuaj lom neeg los tsim cov duab luam tawm xim lossis dub thiab dawb. Nws qhov kev ruaj khov thiab kev tswj hwm hauv cov ntawv thov no yog qhov tseem ceeb, vim tias lawv ua kom pom tseeb thiab ...Nyeem ntxiv