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ˎƷ2%NaOHҺϡHClϡH2SO4KHCO3ҺݝH2SO4CaCO3KwK2CO3ĩ?
xb(Dʾ)?
XƂ^пS_SõĚwl(f)bÈDYsϴbZƂa(chn)ƷbáԇҪشІ}?
(1)ȡCO2wİl(f)bÈDxҪʹƂ^S_Sãֻx(ĸ̖)?
(2)sbÿx(ĸ̖)bÃ(ni)ԇ(yng)x(̖)ȥs|(zh)(Wʽ)?
(3)bðXYZBӲzԺˎƷrXbаl(f)W(yng)xӷʽ???
(4),ZbõNaOHҺͨ^CO2w,Ŀ;ҪCZbвw(]^Һ}),NaOHҺȲܳ^%(|(zh)֔(sh))(С(sh)c1λЧ(sh))
:P(gun)|(zh)ڳ(20 )rܽ?
Wʽ | Na2CO3 | NaHCO3 | NaOH | NaCl | Na2SO4 |
ܽ(g/100 g) | 21.3 | 9.6 | 107 | 35.8 | 19.4 |
14֣ijУWnСMṩăxbúˎƷȡNaHCO3ҺO(sh)ӋṩˎƷxb£
ˎƷ2%NaOHҺϡHClϡH2SO4KHCO3ҺݝH2SO4CaCO3wK2CO3ĩ
xbãDʾ
Ո(j)}ĿҪشІ}
2ΙzxCO2l(f)bãXĚՈҪ^̣
3bðXYZBӲzԺˎƷrXbаl(f)W(yng)xӷʽYbгȥs|(zh)
4£ZbõNaOHҺͨ^CO2wԭͨ^CO2ZbÃ(ni)ҺxӝȴСҪCbвw]^Һ}NaOHҺȲܳ^%|(zh)֔(sh)
P(gun)|(zh)ڳأ20棩rܽ
Wʽ | Na2CO3 | NaHCO3 | NaOH | NaCl | Na2SO4 |
ܽȣg/100gH2O | 21.3 | 9.60 | 107 | 35.8 | 19.4 |
ijWnСMṩăxbúˎƷȡҺO(sh)ӋṩˎƷxb£
ˎƷ2NaOHҺϡHClϡ
Һݝ
w
ĩxb(Dʾ)
Ո(j)}ĿҪشІ}
(1)Ո±ҪxbúˎƷ
(2)Ιzxl(f)b(X)ĚՈҪ^̣
______________________________________________________________________
(3)bðXYZBӲzԺˎƷrXbаl(f)W(yng)xӷʽ________________Ybгȥs|(zh)_____________
(4)ZbõNaOHҺͨ^wԭ_________________ͨ^
ZbÃ(ni)ҺxӝȴС_______________________ҪCZbвw(]^Һ})NaOHҺȲܳ^_____________(|(zh)֔(sh))
P(gun)|(zh)ڳ(20)rܽ
Wʽ | | | NaOH | NaCl | |
ܽȣg/100g | 21.3 | 9.60 | 107 | 35.8 | 194 |
ijWnСMṩăxbúˎƷȡNaHCO3ҺO(sh)ӋṩˎƷxb£
ˎƷ2%NaOHҺ ϡHCI ϡH2SO4KHCO3ҺݝH2SO4CaCO3wK2CO3ĩ
xbãDʾ
Ո(j)}ĿҪشІ}
1Ո±ҪxbúˎƷ
(ni) | CO2l(f)bãS_SSP(gun)Sͣ X | sϴb (Y) | Ƃa(chn)Ʒb Z |
xbã̖ | C | ||
xˎƷ̖ |
2ΙzxCO2l(f)bãXĚ,д_ǣ
A.oοмһˮʹ¶˹ܿڽ]ˮУ܃(ni)Һ]һ߶ȲfbõĚԲ©⡣
B.oοP(gun)]_P(gun)мһˮʹ¶˹ܿڽ]ˮסܿ̎F(xin)ݣֺ¶˹ܿ̎F(xin)һˮfbõĚão֣
C. oοP(gun)]_P(gun),ܷ,Ȼˮ,F(xin)(ni)Һһĸ߶Ȳ,f
3bðXYZBӲzԺˎƷrXbаl(f)W(yng)xӷʽ Ybгȥs|(zh)
4ZbõNaOHҺͨ^CO2wԭ ͨ^CO2ZbÃ(ni)ҺxӝȴС ҪCbвw]^Һ}NaOHҺȲܳ^
%|(zh)֔(sh)P(gun)|(zh)ڳأ20棩rܽ
Wʽ | Na2CO3 | NaHCO3 | NaOH | NaCl | Na2SO4 |
ܽȣg/100gH2O | 21.3 | 9.60 | 107 | 35.8 | 19.4 |
ʡ(lin)W(wng)`ͲϢeƽ_ | W(wng)кϢe^(q) | p_e^(q) | vʷ̓oxкϢe^(q) | ֙(qun)e^(q)
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