向下列溶液中通入过量CO2，最终出现浑浊的是（）_刷题宝

题干

向下列溶液中通入过量CO₂，最终出现浑浊的是（）

A：氢氧化钙饱和溶液　　

B：苯酚钠饱和溶液

C：醋酸钠饱和溶液　

D：氯化钙饱和溶液

上一题下一题 0.0难度选择题更新时间:2019-01-24 10:01:33

答案(点此获取答案解析）

B

同类题1

A wedding(婚礼) Invitation
You're invited to the wedding of Carrie and Henry at St John’s Church(教堂), on Saturday January 24th at 3:30 p.m. and dinner at the Blue Sky Restaurant, at 6:00p.m.
R.S.V.P: December 29th

Dear Joe,
   I'm so excited and I have to enjoy the news with you. Today is December 23rd, I got a very special invitation from Carrie before Christmas Day(圣诞节). Do you remember the party for the Sydney group at Henry's house? And do you remember my best friend, Carrie? Well, guess what? Carrie and Henry are getting married? It’s so romantic! Love is here!
   Carrie and Henry are having a big wedding at St. John's Church. Monica and James are going to their wedding. Oh, I can't wait to enjoy it. I got the invitation and it is for two people. Can you come to the wedding with me?
Carrie and Henry are going to Suzhou for their honey moon(蜜月). I’m buying them a camera for their wedding. But before the wedding, I'd like to get my hair cool and buy a pink dress first.
   Call me at 9:00 a.m., on Friday, January 23rd, OK?
Maria

同类题2

已知函数f（x）=

\frac{1}{2} x^{2}

﹣2alnx+（a﹣2）x，a∈R．

（1）当a=﹣1时，求函数f（x）的极值；

（2）当a＜0时，讨论函数f（x）单调性；

（3）是否存在实数a，对任意的m，n∈（0，+∞），且m≠n，有 $\frac{f (m) - f (n)}{m - n}$ ＞a恒成立？若存在，求出a的取值范围；若不存在，说明理由．

同类题3

用基因组成是AA的水蜜桃枝条为接穗，嫁接到基因组成为aa的水蜜桃砧木上，所结水蜜桃果肉细胞的基因组成应该是（　　）

同类题4

They can't buy anything because _________ of the shops are open now

同类题5

一道除法算式的商是20，如果这道算式的被除数和除数同时扩大5倍，商是____．

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