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ҩѧרҵ֪ʶһ

2017-11-15 11:09 ҽ http://bm.huatu.com/zhaosheng/ty/ylwsbs.html#kclx_43277 ߣɽͼ Դ

࿨ڴл£䷢ĵһתӦΪB

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1.࿨ڴл£䷢ĵһתӦΪB

A.O-

B.N-

C.N-

D.C-

E.S-

2.ȩϷӦ

A.O-ȩջ

B.C-ȩջ

C.N-ȩջ

D.S-ȩջ

E.P-ȩջ

3.лҩΪҺֻֽܲ룬ԽʽͷǽʽͬʱҺУpH=pKaʱͺҩռıֱΪ

A.90%10%

B.10%90%

C.50%50%

D.33.3%66.7%

E.66.7%33.3

4.ɢص˵

A.Сȱ

B.׷ɢЧ

C.ʪҩ

D.װ桢䡢ЯϷ

E.Ӥ׶˷

5.ڵͷҺ

A.

B.

C.һμ

D.ɴǽ

E.ӿڷҺ

6.ҩûƷҩڷûƵ

A.ƷMθƽ

B.˾ƥƻøʹ

C.ƽCa2+Ѫѹ

D.СNa+-Cl-ת壬

E.̼ƼҺٽҩй

7.еһʹҲеڶʹʹ

A.Ca2+

B.񾭵

C.

D.һ

E.

8.ͬҵһҩﲻͬƼտܲͬ۲ͬƼٶȺͳ̶ǷͬӦ۷

A.Ч

B.΢޶ȼ鷨

C.Ѫ׽ʲⶨ

D.ƽʱȽϷ

E.Ƽȶ

9.ڸҩøƼҩ

A.ͱ

B.

C.Ӣ

D.涡

E.ƽ

10.ھռתϵͳ谭ùСܷڣӳùõҩ

A.׿

B.ά

C.ͷͪ

D.

E.


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