A:向0.1 mol•L﹣1KNO3溶液中滴加稀盐酸使溶液的pH=5,此时混合液中c(K+)<c(NO3﹣)
B:25℃时,0.1 mol•L﹣1氨水和0.05 mol•L﹣1氨水中c(OH﹣)之比是2:1
C:0.1 mol•L﹣1NH4Cl溶液中c(Cl﹣)=c(NH4+)
D:向CH3COONa溶液中加入适量CH3COOH使混合液pH=7,此时溶液中c(Na+)=c(CH3COO﹣)
显微镜下看到的像是____,它的放大倍数是____和____放大倍数的____.
A.I live in Beijing.
B.Yes, I do.
C.Because I can't go to the party.
D.They are on the table.
E.She has new shoes.
F.I usually read books at home.
(____)1. Why are you so sad ?
(____)2.Where are my gloves ?
(____)3.Do you have any nice clothes ?
(____)4.What does she have?
(____)5.Where do you live?
(____)6.What do you usually do on Mondays ?
下列图象与对应选项关系不合理的是( )
高尔基说:“生活愈艰难,我愈感到自己更坚强,甚至更聪明。”这说明( )