皮皮学，免费搜题
登录
搜题
【单选题】
测定CaCO3的含量时,加入一定量过量的盐酸标液与其完全反应,过量部分盐酸用NaOH溶液滴定,此滴定方式属A.
直接滴定法
B.
返滴定法
C.
置换滴定
D.
间接滴定
手机使用
分享
复制链接
新浪微博
分享QQ
微信扫一扫
反馈参考答案：
举一反三
【单选题】Do you ever have any trouble ______ the obscure path through the forest?
A.
to find
B.
finding
C.
be found
D.
founded
【单选题】Do you ever have any trouble____your way in a strange city?
A.
to find
B.
with finding
C.
findi ng
D.
to finding
【单选题】Do you ever have any trouble ______ the obscure path through the forest?
A.
to find
B.
finding
C.
with finding
D.
to be find
【简答题】Have you ever played any sports? / What sports do you like?
【单选题】C. Choose the best answer to complete each sentence. 5. Do you ever have any trouble ___ the obscure path through the forest?
A.
to find
B.
finding
C.
with finding
D.
to finding
相关题目：
参考解析：
知识点：
题目纠错 0
发布
