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高考化学一轮复习分层限时跟踪练24?章化学反应速率和化学平衡第3节化学平衡常数化学反应进行的方向 - 百度文库

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ٳ1 molƽʱAתΪ________

(3)1 200 ʱӦC(g)D(g)

A(g)B(g)ƽⳣֵΪ________

0.20 mol

(1)ƽⳣ¶ȵ߶СH<0(2)c(A)ʼ

5 L0.04 molLv(A)ɵæc(A)0.018 molLc(A)ĩc(A)ʼc(A)0.022 molLֱдʽɵüݣû䣬

1

1

1

ʵŨȱ仯תʲ䡣

𰸡 (1)

cCcD

< (2)0.022 80% 80% (3)2.5

cAcB

10ȻҪɷǼ飬һҪȼϺͻԭϡ

(1)ԼˮΪԭϿȡ״ CH4(g)H2O(g)

CO(g)3H2(g)

H206.0 kJmol1

CO(g)2H2(g)

CH4(g)H2O(g)

CH3OH(g)

H129.0 kJmol1

CH3OH(g)H2(g)

H________ kJmol1

(2)ü߻ԭNOxΪN2ȾдӦĻѧʽ

__________

(3)һ£ӦCH4(g)H2O(g)

CO(g)3H2(g)ȡϳɰԭH2

1.0 mol CH42.0 mol H2O(g)ͨݻΪ100 LķӦңCH4ƽת¶ȵĹϵͼ֪100 ʱﵽƽʱ5 minH2ʾķӦv(H2)________

¶ʱƽⳣK________÷ӦĦH________0(<>򡰣)

(1)ݸ˹ɣӦ٣ӦڣCH4(g)H2O(g)

1

CH3OH(g)H2(g)

H77.0 kJmol(2)õغ㡢ԭغ֪ӦĻѧʽxCH4(g)

4NOx(g)xCO2(g)2N2(g)2xH2O(g)

CO(g)3H2(g)

(3) CH4(g)H2O(g)

ʼŨ

(molL1) 0.01 0.02 0 0

5 / 8

תŨ

(molL1) 0.005 0.005 0.005 0.015

ƽŨ

(molL1) 0.005 0.015 0.005 0.015

c1

5 minʱŨȱ仯0.015 molLv䷴ӦΪ0.003 molL

t

1

cCOc3H214

minԸ¶ƽⳣK2.2510ͼ֪

cCH4cH2O

CH4ƽת˵ӦȷӦH>0

𰸡 (1)77.0

(2)xCH4(g)4NOx(g)

xCO2(g)2N2(g)2xH2O(g)

(3)0.003 molL1min1 2.25104 >

[ ]

ɨä

11(2016ʡУ)֪2CH3OH(g)

CH3OCH3(g)H2O(g) H25

kJ/molij¶µƽⳣΪ400¶£1 LܱмCH3OHӦij

ʱ̲øֵʵŨ±

c/(molL1) CH3OH 0.8 CH3OCH3 1.24 H2O 1.24 ˵ȷ( )

Aƽ¶ȣƽⳣ400

Bƽʱc(CH3OCH3)1.6 mol/L

CƽʱӦ20 kJ

DƽʱټʼCH3OHƽCH3OHת

Ӧȣƽ¶ȣӦУƽⳣСA󣻸ʽ㣬c(CH3OCH3)1.6 mol/Lʱc(CH3OH)0.08 mol/Lc(H2O)1.6 mol/LŨQcKΪƽ״̬BȷӦﵽƽ󣬹3.2 mol CH3OHϵΪ3.212.5 kJ40 kJCڸ÷Ӧƽ״̬ѹǿӰ죬ƽʱټʼ

CH3OHﵽƽCH3OHתʲ䣬D

𰸡 B

12(2014Ĵ߿)10 LܱгX(g)Y(g)ӦX(g)

Y(g)

ʵM(g)N(g)ʵ±

¶/ ʼʱʵ/mol ƽʱʵ/mol6 / 8

n(X) 700 800 800 900 0.40 0.10 0.20 0.10 n(Y) 0.10 0.40 0.30 0.15 n(M) 0.090 0.080 a b ˵ȷ( )AʵУ5 minʱn(M)0.050 mol05 minʱڣNʾƽ

Ӧv(N)1.0102 mol/(Lmin) BʵУ÷ӦƽⳣK2.0 CʵУﵽƽʱXתΪ60%

DʵУﵽƽʱb>0.060

Aݷʽ֪5 minڷӦɵn(N)ɵn(M)v(N)0.050 mol3

110 mol/(Lmin)B.ݱݿ֪ƽʱc(X)

10 L5 min

0.002 mol/Lc(Y)0.032 mol/Lc(N)c(M)0.008 mol/LƽⳣKcMcN0.0080.008

1.0C.÷Ӧ800 ʱƽⳣΪ1.0

cXcY0.0020.032跴ӦתXʵΪx(0.20 molx)(0.30 molx)xxx0.12 0.12 molmolXתΪ100%60%ȷ900 ʱ÷Ӧƽⳣ

0.20 molҲΪ1.0ʵеݿ֪b0.060 molɢݿ֪700 ʱƽⳣԼΪ2.6800 ʱƽⳣΪ1.0֪¶ԽߣƽⳣԽСƽƶ

b<0.060

𰸡 C

132SO2(g)O2(g)

2SO3(g) H196 kJ/molǹҵҪӦ֮һ

ش

(1)Ӧ(V2O5)Ϊ߻(V2O4)Ϊмת

ɣתĻѧʽΪ______________

(2)֪S(s)O2(g)===SO2(g) H296 kJ/mol SO3(g)H2O(l)===H2SO4(l) H130.3 kJ/mol

S(s)O2(g)H2O(l)תΪH2SO4(l)ȻѧʽΪ_____________

7 / 8

(3)2 mol SO2(g)1 mol O2(g)ijܱгַӦͬʱ

SO2(g)ƽת()¶(T)ѹǿ(p)仯ͼʾ

ٱȽABӦʣv(A)________v(B)(><򡰣)

Ϊ___________________

ڱȽDEƽⳣK(D)________K(E)(><򡰣)Ϊ

_____________

CʱSO2ʵŨΪ0.2 mol/LT2ʱӦƽⳣK(C)

________

(4)SO2O2ƳɼȼϵأõصĸӦʽΪ_____

(1)֪ǶV2O5ӦV2O4SO2

V2O5===SO3V2O4ȻV2O4ΪV2O52V2O4O2===2V2O5

(2)ݸ˹ɿɵæH(296

196

130.3)kJ/mol524.3 kJ/mol2

(3)֪Ϊ2 LСʽ

2SO2 O2

2SO3

ʼ 2 mol 1 mol 0 仯 1.6 mol 0.8 mol 1.6 mol ƽ⣺ 0.4 mol 0.2 mol 1.6 mol

öƽŨ0.2 molLO2SO3ƽŨȷֱ0.1 molL

1,

1

0.821

0.8 molLƽⳣK160(4)ȼϵصĸӦ

0.220.1

ɵӦSO42SO22e4OH===SO422H2O

𰸡 (1)SO2V2O5===SO3V2O42V2O4O2===2V2O5

(2)S(s)O2(g)H2O(l)===H2SO4(l)

H524.3 kJ/mol

(3)> ABӦ¶ͬp(A)>p(B)v(A)>v(B)

< ÷ӦΪȷӦT2

3

2

Ҳ)

160 (4)SO22e4OH===SO422H2O

8 / 8

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ٳ1 molƽʱAתΪ________ (3)1 200 ʱӦC(g)D(g)A(g)B(g)ƽⳣֵΪ________0.20 mol (1)ƽⳣ¶ȵ߶СH<0(2)c(A)ʼ5 L0.04 molLv(A)ɵæc(A)0.018 molLc(A)ĩc(A)ʼc(A)0.022 molLֱдʽɵüݣû䣬111 ʵŨȱ仯תʲ䡣 𰸡 (1)cCcD < (2)0.022 80% 80% (3)2.5cAcB

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