ǰλãҳ > 2019-2020学年上海市黄浦区大同中学高一(?10月月考化学试?解析? - 百度文库
A.õⵥԽз
B.һ̼ʯˮӦ̼ʯˮӦ C. ᱵ̼ƷӦ̼ᱵƣ D. ķнķᴿ
⡿A.ⵥȻѻӷAȷ
B.һ̼ʯˮӦʯˮ̼ܽӦϳԭB CᱵϳԭC D.۽ĤNaClеӿĤDȷ ʴѡBC
14.NaClNa2SO4ĻҺ,Cl?ʵŨNa?ʵŨȵ0.6ʱ,ȷ( )
A. Һпܺ0.5mol Na2SO41.5molNaCl
2?B. SO4ӺCl?ӵʵ֮͵Na?ʵ 2?C. SO4ĵNa?ĵ
.3 5D. Na2SO4NaClʵŨ֮Ϊ13 𰸡AD
A0.5mol Na2SO41.5molNaClNa?Cl?ʵֱΪ2.5mol1.5mol
Bݵغ㣺2nSO4?2???n?Cl??n?Na?ͨóۣ
??Cݵغ㣺2QSO4?2???Q?Cl??Q?Na?ͨóۣ
??Dݵغ㣺2cSO4?2???c?Cl??c?Na?ͨóۣ
??⡿A0.5mol Na2SO41.5molNaClNa?Cl?ʵֱΪ2.5mol1.5molCl?ʵNa?ʵ0.6Cl?ʵŨNa?ʵŨȵ0.6Aȷ
Bɵغã2nSO4?2???n?Cl??n?Na?Cl???ʵŨNa?ʵŨȵ0.6
Cl?ʵNa?ʵ0.62nSO4?2???21??nNa?nSO2?nNa?SO24455?ӺCl?ӵʵ֮ΪNa?ʵ0.8B Cɵغã2QSO4?2???Q?Cl??Q?Na?Cl???2?4???0.6Q?Cl???0.6Q?Na?ãQ?SO??0.2Q?Na?C
?Dɵغã2cSO4cCl??2???c?Cl??c?Na?Cl?2?4??ʵŨNa?ʵŨȵ0.624???0.6c?Na?c?SO??0.2c?Na?NaSO3Dȷ ʴѡAD
㾦ʵŨȵйؼ㣬ѶȲؼҺʵԣ
ȣΪӵʵͬҺУŨȡһҪעԡ
15. ввȷ A. ʱֽһ߽Ӵ B. ԹеμҺʱͷιܽԹڱ
C. ŨεƤϣý϶ˮϴͿ3%5%̼Һ D. ȥеӦBaCl2ҺӷӦΪBa2+ + SO42-BaSO4 𰸡B
ĵ?????ʵŨNa?ʵŨȵ
NaClʵ֮Ϊ1
Aʱֽһ߽ӴAȷBԹеμҺʱͷιӦôֱԹܿϷܽԹڱڣŨˮȣŨεƤϣBCý϶ˮϴͿ3%5%̼ҺCȷDڲʣȥеӦBaCl2ҺӷӦΪBa2+ + SO42-BaSO4DȷѡB 㶨λҪǿ黯ѧʵ
ʦ硿ʵ鰲ȫǸ߿еһҪ㣬ڳ¹ʵĴҪյ֪ʶУ ¹ ľƾȼ ʪĨ˸ ý϶ˮϴ(ƤϲŨH2SO4ˮϴҪƤ Ѹøɲȥˮϴ)Ϳ3%5%NaHCO3Һ Ƥ ˮ Һ ƾлʵ̨Ż ý϶ˮϴͿҺ лպ ˮϴϴգ۾ ʪĨʯɳӸ𣬻ƽϴʱ˾ ҺմƤ
Ӧòȥþƾϴ ⣨2С⣬22.0֣
16.ʣKCl Һ̬HCl BaCl2 п SO2Ũ CH3COOH ҽþƾ
1ܵ________
2ڵʵ________ڷǵʵ________ 3ʵ________ǿʵ________ 4Уˮܵ______________ 𰸡1ۢݢ 2٢ڢۢ ܢ 3 ٢ڢ 4٢ڢۢޢߢ
1εˮҺܵ磬硢ڵܵ磬ܵǢBaCl2пŨᣨ2ˮҺ״̬ܵĻǵˮҺ״̬¶ܵĻڵʣKCl Һ̬HCl BaCl2 CH3COOH ˮҺ磬ǡҽþƾˮҺ״̬¶ܵ磬ڷǵʣSO2ˮҺܵ磬Ƕ뵼磬SO2ڷǵʣпǵ ŨǻԢпŨȲǵҲǷǵʣ3ˮҺֵֻܲĵʣʵ
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