釉柱尾部中的晶体排列与釉柱的长轴的倾斜角度为()
A.45°~50°
B.55°~60°
C.65°~70°
D.75°~80°
E.85°~90°
参考答案:C
0.01mol/L的H2S溶液中,下列关系正确的是[ ]
A.c(H+)=c(OH-)+c(HS-)+c(S2-)
B.c(H2S)>c(HS-)>c(H+)>c(OH-)
C.c(H2S)>c(H+)>c(HS-)>c(S2-)
D.c(S2-)+c(HS-)+ c(H2S)=0.01mol/L
The man was_________ to six years in prison for treating his wife cruelly.
A.condemned
B.arrested
C.accused
D.assumed