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H2O + K2CO3 + CO2 = KHCO3 | Cov Lus Qhia Txog Khoom Siv Ua Yeeb Yam

dej + potassium carbonate + carbon dioxide = poov tshuaj hydrogencarbonate | Qhov kub thiab txias: 30 - 40, Kev mob siab mloog H2SO4

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Xov Xwm Tsuas yog 5% ntawm POPULATION yuav paub

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Txoj Kab Ke Suav Li Cas # 1


H2O + K2CO3 + CO22 KHCO3
dej poov tshuaj carbonate carbon dioxide poov tshuaj hydrogencarbonate
(loj) (D) (khws)
(khuv xim) (trắng) Hmoob (khuv xim)
1 1 1 2 Hws
Nguyên - Phân tử khối (g / mol)
Sib mol
Qhov hnyav (g)



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mob

Kub: 30 - 40 ° C Cov kuab tshuaj: feeb H2SO4

phenomenon

Cov kab zauv no tsis muaj cov ntaub ntawv tshwj xeeb hais txog qhov tshwm sim.

Hauv qhov no, koj tsuas yog xav kom soj ntsuam seb cov khoom puas muaj nuj nqi KHCO3 (poov tshuaj hydrogencarbonate), tshwm sim tom kawg ntawm cov tshuaj tiv thaiv.

Lossis yog ib yam hauv qab no cov tshuaj txhaum cai CO2 (carbon dioxide), ploj mus

Xav paub ntau ntxiv

Txhawm rau cais H2 los ntawm CO, lawv siv K2CO3 nqus CO2 ntawm kev kub siab

Tshaj Tshawb Nrhiav nrog kev pab ntawm Google Search Engine

Peb tau koom tes nrog Google tsim kev ua tiav nrog kev tshawb pom nrog cov txiaj ntsig nrog cov ncauj lus tsis yog tsuas

Nyem rau qhov no kom paub cov ntaub ntawv ntau ntxiv txog kab zauv no

Peb Cov Neeg Txhawb Nqa

TVB Một Thời Để Nhớ

Cov ntawv tshaj tawm cov nyiaj tau los pab peb khaws cov ntsiab lus nrog qhov zoo tshaj plaws vim li cas peb yuav tsum tso adverts? : D

Kuv tsis xav txhawb lub vev xaib (kaw) - :(