Ӣҽ̾W > лW > }ĿԔ
ijУƼСMV}ᡢOӋŒɷNքecV۷ʺxƽՓMоOӋČbDA̶ֹbȥ_õŒ򞔵

Aƿ

Bƿ

25 101 kPaͲ50 mLȚwx

rg

Aƿ

Bƿ

CH3COOH

Һ

0.1 mol/L

40 Ml

}

0.1 mol/L

40 mL

5 mL

ta1=155 s

tb1=7 s

10 mL

ta2=310 s

tb2=16 s

15 mL

ta3=465 s

tb3=30 s

20 mL

ta4=665 s

tb4=54 s

^bÈDشІ}

1MbɺijͬWlFԓbOӋϴ@ȱoɌ򞣬ΣUȱ_____________________________________________________________

2Bƿзxӷʽ___________________________________________

3100 mLȵ}Ҫʽζ֮߀ҪõҪx________________________________________________________________

4ڌ򞔵Тta1hhtb1ԭ飺____________________________

__________________________________Pta1ta2ta3Ĵʽʾfдxƽ

5ԓܵõʲôYՓٴc

______________________________________________________

1ͲڵĆοKˮųȥο

2Mg+2H+====Mg2++H2

3100 mLƿz^ιܡ

4ٴ늽|ȝȵĴc}xcH+С}

ta1=ta2-ta1=ta3-ta2.

5VcᷴҪQҺеcH+ĴС

}SMУcH+ѸٽҲѸٽ

۴늽|Һдxƽ⣬SMxƽʹcH+ѸٽͣҲѸٽ

3ղEһõăx֪߀ҪIJxУ100 mLƿz^ιܡ4HCl====H++Cl-CH3COOHCH3COO-+H+cH+С}cH+¾a5 mL H2rta1hhtb1465sǰAƿКwÿ5 mLÕrg155s֪AƿcH+pСtfCH3COOHxƽ4ڌABƿдڵúͷĻAYABƿЌFIJɵóYՓt(a1)ctb1^󣬏Ĵ늽|ta1ct(a2)ta3PϵДƳta1=ta2-ta1=ta3-ta25ĽMgcᷴcH+СQ}ᷴcH+ͿҺcH+cдc

ϵд
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ĿлW Դ x

ijƼСMVۡ}OӋŒɷNքecVʺxƽՓMоOӋČbDʾA̶ֹbȥ
_ӛ䛵õˆD2в֌򞔵
^쌍bÈDشІ}
1MbɺijͬWlFԓbOӋϴ@ȱݣoɌΣUȱ
Ͳzʹʹ÷aH2oMͲ_ʼ֮ɟƿͲzwƳlΣU
Ͳzʹʹ÷aH2oMͲ_ʼ֮󣬕ɟƿͲzwƳlΣU

СMоMͿ^m
2100mLȵ}ʽζz^ι֮߀õҪx
ƿ100mL
ƿ100mL

3ڌ򞔵
ta1hhtb1ԭ飺
_ʼAδҺеcH+hСͬȵ}еcH+
_ʼAδҺеcH+hСͬȵ}еcH+

tb3-tb2tb2-tb1tb3tb1+tb2
tb3-tb2tb2-tb1tb3tb1+tb2
[útb1tb2tb3ʽʾ]f}Ǐxƽ⣻
ta3-ta2=ta2-ta1ta3=ta1+ta2
ta3-ta2=ta2-ta1ta3=ta1+ta2
[úta1ta2ta3ʽʾ]fдxƽ⣮
4ԓõʲôYՓشcɣ
ͬ|ȵ}cٷr}_ʼʴ^һΕrgcV^}Ŀ죩
ͬ|ȵ}cٷr}_ʼʴ^һΕrgcV^}Ŀ죩

}Ǐ늽|늽|xƽ⣩
}Ǐ늽|늽|xƽ⣩

5ͨ^Д࣬\cϡ}ƚrҪpʶӰ푮aԼ
CH3COONawˮNaClҺ
CH3COONawˮNaClҺ
ɷNͬԭ|

鿴𰸺ͽ>>

ĿлW Դ x

2009?ؑcģijУƼСMV}ἰOӋ҈DbãA̶ֹbȥɷNքecVԼǷxƽM̽
1MbɺijͬWlFԓbOӋϴ@ȱݣoɌΣUȱ
ABɂͲzܷaH2ɉ^lΣU[ܷͲȚ≺S_ʼ󲻔ɟƿͲ򉺏^zƳ]
ABɂͲzܷaH2ɉ^lΣU[ܷͲȚ≺S_ʼ󲻔ɟƿͲ򉺏^zƳ]
M
ȥABͲڵz
ȥABͲڵz

2MbúzһbõĚԵķ
ܿڷˮУסƿܿКݮa_ֺ󌧹܃һˮCbò©
ܿڷˮסƿܿКݮa_ֺ󌧹܃һˮCbò©

3100mLȵ}ᣬ50mLͲʽζܡz^ι֮߀õҪx
100mLƿ
100mLƿ

_ӛ䛵õ±в֌򞔵^쌍bÈDشІ}
Aƿ Bƿ 20桢101kPa
50mLͲȚwx
rg
Aƿ Bƿ
40mL0.1mol/L
Һ
40mL0.1mol/L
5mL ta1=155s tb1=7s
10mL ta2=310s tb2=16s
15mL ta3=465s tb3=30s
20mL ta4=565s tb4=64s
44.8mL tan=865s tbn=464s
4ڌ򞔵Уta1hhtb1ԭ飺
_ʼAδҺе[H+]hСͬȵ}е[H+]
_ʼAδҺе[H+]hСͬȵ}е[H+]

tb3-tb2tb2-tb1tb3tb1+tb2
tb3-tb2tb2-tb1tb3tb1+tb2
[útb1tb2tb3ʽʾ]f}ǿܲxƽ
ta3-ta2=ta2-ta1ta3=ta1+ta2
ta3-ta2=ta2-ta1ta3=ta1+ta2
[úta1ta2ta3ʽʾ]fдxƽ⣮
5ͨ^ԓɵõĽYՓǣشcɣ
ͬ|ȵ}ᡢcٷr}_ʼʴ^һΕrg^}ᷴʵĿ
ͬ|ȵ}ᡢcٷr}_ʼʴ^һΕrg^}ᷴʵĿ
}Ǐ늽|늽|xƽ⣩
}Ǐ늽|늽|xƽ⣩

鿴𰸺ͽ>>

ĿлW Դؑcģ }

ijУƼСMV}ἰOӋ҈DbãA̶ֹbȥɷNքecVԼǷxƽM̽
1MbɺijͬWlFԓbOӋϴ@ȱݣoɌΣUȱ______M______
2MbúzһbõĚԵķ______
3100mLȵ}ᣬ50mLͲʽζܡz^ι֮߀õҪx______
_ӛ䛵õ±в֌򞔵^쌍bÈDشІ}
Aƿ Bƿ 20101kPa
50mLͲȚwx
rg
Aƿ Bƿ
40mL0.1mol/L
Һ
40mL0.1mol/L
5mL ta1=155s tb1=7s
10mL ta2=310s tb2=16s
15mL ta3=465s tb3=30s
20mL ta4=565s tb4=64s
44.8mL tan=865s tbn=464s
4ڌ򞔵Уta1hhtb1ԭ飺______
______[útb1tb2tb3ʽʾ]f}ǿܲxƽ______[úta1ta2ta3ʽʾ]fдxƽ⣮
5ͨ^ԓɵõĽYՓǣشcɣ____________
Ӣҽ̾W

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ĿлW Դ2008-2009W꽭Kʡ̩оиϣڶ{лWԇ棩 }

ijУƼСMV}OӋŒ򞣬ɷNքecVʺxƽՓMоOӋČbDʾA̶ֹbȥ
_ӛ䛵õˆD2в֌򞔵
^쌍bÈDشІ}
1MbɺijͬWlFԓbOӋϴ@ȱݣoɌ򞣬ΣUȱ______
СMоMͿ^m
2100mLȵ}ʽζz^ι֮߀õҪx______
3ڌ򞔵
ta1hhtb1ԭ飺______
______[útb1tb2tb3ʽʾ]f}Ǐᣬxƽ______[úta1ta2ta3ʽʾ]fдxƽ⣮
4ԓõʲôYՓشcɣ
______
______
5ͨ^Д࣬\cϡ}ƚrҪpʶӰ푮aԼ______ɷNͬԭ|

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