Maria’s diploma had to be rewritten because
A. she had won high honors
B. she was a woman
C. she had studied medicine
D. it didn’t mention her family
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People in Rome thought a woman doctor would
A. be especially attractive
B. not be as old as Maria
C. be more courageous than Maria
D. not be attractive like Maria
You can infer from this passage that
A. many Italian women spoke in public
B. Italian women generally did not speak in public
C. most Italian men liked to speak in public
D. Italian women liked to listen to public speaking
25℃时下列难溶电解质的溶度积:Ks(Cr(OH)3)=6.3×10-31, Ks(AgBr)= 5.35×10-13, Ks(Ca3(PO4)2)= 2.07×10-29, Ks(Ag2S)= 6.3×10-50,溶解度(mol/L)最大的是:
A. Cr(OH)3
B. AgBr
Ca3(PO4)2
D. Ag2S
在已经产生了AgCl沉淀的溶液中,能使沉淀溶解的方法是:
A. 加入盐酸
B. 加入AgNO3
C. 加入氨水
D. 加入NaCl