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ǰλãҳ > 2020届广东省华附、省实、深中、广雅高三四校联考理综试?- 百度文库

2020届广东省华附、省实、深中、广雅高三四校联考理综试?- 百度文库

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Bx1ٶΪvm?2q?0 mCӵһξx1x2˶УܼС DӲ˶x2Ҳ

21ͼ6ʾ0xb0yaijһŸӦǿȴСBǿųųķֱ

xOyƽ⡣OһԴijʱ̷ΪmΪqĴӣǵٶȴСͬٶȷxOyƽڵĵһڡ֪ڴųԲ˶ΪTȴӴųϱ߽зɳӾʱΪӵӼ໥ã AԲ˶İ뾶r2a b

Bı߳ϵ2

ab

Cı߳ϵ31

a2qBa

DӵųٶȴСv

m

ͼ6 TT

ӴųзɳӾʱΪ124

ڶ ѡ⣨ 174 ֣

ѡ⣺ؿѡ֡ 22 ⡫ 32 Ϊؿ⣬ÿ⿼

33 ⡫ 38Ϊѡ⣬Ҫ һؿ⣨ 129 ֣ 225֣

ͼ7-ʾʵװãⶨٶȡ̨Ķһ·ijλù̶һţͨʽ𣬲ʱŵľh(hԶڽֱϿĵԴоŵʱΪ?tش⣺

1α꿨߲ýֱΪdͼ7-ʾʾΪ______cm 2ļٶȵĹϵʽΪa=______ĸʾ

3ʵʵ________ܡ򡰲ܡ̽ԽĹĶܱ仯Ĺϵ

ͼ7- ͼ7-

- 5 -

2310֣

ijͬѧõڵԴĵ綯ƺŷķ1kֵ衣ͬѧͼ8-ʾʵ·ͼ

ȫͬѹ

ͼ8- ͼ8-

²蹲ͬʵ飺1Ͽk1k2õλŷķ10kѹ

õ______ѡ족 򡰺ڡ

2պϿk1k2ֶõʾͼ8-ʾΪ߲ľȷȣӦϿ

k1k2__________ѡϴ󡱻򡰽СʵĵλȻ

3ٱպϿk1k2¼ʱѹʾU1õʾR1ֿk1պϣϿk2¼ʱѹʾU2öõڵԴĵ綯ƿɱΪ ʱõӦŷķ1kֵɱΪ Ѳʾ

4ʵĽ____ѡСޡϵͳ

2412֣

ͼ9ʾһΪ㡢ΪeΪm ӣѹΪUĵ糡ٺ󣬾һֱ˶ ֱڱ߽MNŸӦǿΪBǿųųˮ ƽΪd󣺣1ڴų Բ˶İ뾶R2ڴų˶ʱ䡣

- 6 -

2520֣

ͼ10ʾˮƽһ̶ֱPΪϵһǵ㣬ֱPQʾһ볤ֱֱֱƽ棬PQұڿɸҪһƽеˮƽǿ糡ڹϣһƽСٶv0=4m/sع˶һͨPQƽʱһΪm=1kgľԵС飨Ϊʵ㣩ŵСеϣ֪СΪ+2Cʼղ䣬СϱĶĦΪ=0.2Сٶȱֲ䣬g=10m/s2

1PQҲûе糡С㹻ڻСǡùʱСPˮƽλƺĦСĹ

2PQҲһҵǿ糡СL=2mΪȷС鲻С˵糡ǿȴСӦʲô

3ڣ2£PQҲ糡ǿȡСֵʱΪ֤С鲻ӳϵ£糡ڵʱʲô

ͼ10 26.14֣

(SO2Cl2) (SOCl2) ҪĻԼˮ⡣

1ͬѧʵSO2Cl2ڻ̿߻ȡSO2Cl2װͼʾ

Bװܽˮ (mn)Bиʢе

ȡSO2Cl2ѡͼеװãظѡã˳Ϊa h ȥCװûήSO2Cl2ʣܵԭ ûѧʽʾ

2SOCl2ˮ޲SO2Cl2ǸõˮͬѧʵSOCl2ZnCl2xH2OȡˮZnCl2

ٽSOCl2ڸʵе д㣩

ʵҳNaOHҺSOCl2÷Ӧӷʽ

6H2OȡˮFeCl3ˮͬѧΪʵܷ3ͬѧΪSOCl2FeCl3ӦʹƷ

ٿܷĸӦĻѧʽ

6H2OӦĻԹУͬѧʵжϸӦĿԣȡSOCl2FeCl3

ˮܽ⣬Һƽ֧Թܣֱʵ飬ܵó۵

AϡHNO3ٵμӼAgNO3Һ BϡHNO3ٵμӼBaCl2Һ

- 7 -

CμӼBaCl2Һ DμӼKMnO4Һ

EμӼKSCNҺٵμӼˮ 27. 15֣

ͨۺϴԻձĽһִͭࣨҪɷΪSeAg2SeAgCuCuSO4Cu2SȣзAgSeCu¹ͼʾ

1֪Ԥ¶Ϊ80棬ԤмSԪأԤʱCu2SӦӷʽΪ_______________ͳвŨвϡH2SO4ҺMnO2ԤҪŵ_______________

2շе¹̣

֪S2O32ڼºȶϣAg++2S2O32

ӦƽⳣΪK[Ag(S2O3)23] = 2.81013Ksp(AgCl) = 1.810-10

٢зӷӦʽΪAgCl(s)+2S2O32(aq)

ƽⳣKΪ_________λС

ڢлԭΪNa2S2O4ڼ½зӦNa2SO3ӷӦʽΪ______________ ۢҺֱѭʹãѭκĽʻή͡ӻѧƽĽǶȷԭ______________

3ҪɷCu2Seɱõ(H2SeO3)֪H2SeO3Ka1=2.710-3Ka2=2.510-8NaHSeO3ҺpH______7(><=)Ԫǿ(H2SeO4)õҺķƵãʱӦʽΪ____________

5H2Oľ£ 4ͭõƷCuSO4

Ag(S2O3)23(aq)+Cl(aq)´˷Ӧ

Ag(S2O3)23£Ϸ

Уȡ뷴ȡԭΪ2RH + Cu2+

R2Cu + 2H+ȡѡ_______ѧʽҺ

28.14֣

ԱCO2зӦʵֿռվO2ѭá

- 8 -

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Bx1ٶΪvm?2q?0 mCӵһξx1x2˶УܼС DӲ˶x2Ҳ 21ͼ6ʾ0xb0yaijһŸӦǿȴСBǿųųķֱxOyƽ⡣OһԴijʱ̷ΪmΪqĴӣǵٶȴСͬٶȷxOyƽڵĵһڡ֪ڴųԲ˶ΪTȴӴųϱ߽зɳӾʱΪӵӼ໥ã AԲ˶İ뾶r2a bBı߳ϵ2 abCı߳ϵ31 a2qBaDӵųٶȴСv m ͼ6 TT

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