某同学设计如下实验方案,以分离KCl和BaCl2两种固体混合物,试回答下列问题

题型:实验题

问题:

某同学设计如下实验方案,以分离KCl和BaCl2两种固体混合物,试回答下列问题

(1)操作①的名称是___________,操作②的名称是____________。

(2)试剂a是___________,试剂b是___________,固体B是___________。(填化学式)

(3)加入试剂a所发生的离子方程式为:______________________。加入试剂b所发生的离子方程式为:

______________________。

考点:物质的分离
题型:实验题
阅读理解。
     HE cleans your house. He repairs your broken toys. He helps you with your homework. Even if you
make a lot of trouble at school, he 'll never stop loving you.
    WHO? It's your father, _______  And you could never thank him enough for everything he has done
for you.
     So don't forget to do something nice for him on Father's Day. It's always on the third Sunday in
June. This year it's the nineteenth of June. How can we celebrate it and make it a special Father's Day?
     Here are Millie's and Ricky's ideas: 
     
Millie: It's not a matter of money. In fact I think it's quite simple.
* Clean his shoes
* Write him a special letter.
* Make him a beautiful card

Ricky: Hey, I've got some American
CDs Growing Pains. Why not invite
Dad to watch it together? Maybe we
can understand each other better.
1. Which day is Father's Day this year?
A. 9th June
B. 19th June
C. 9th July
D. 19th July
2. What will Millie probably NOT do on Father's Day this year?
A. Buy her dad some expensive American CDs.
B. Make her dad a beautiful card.
C. Write her dad a special letter.
D. Clean her dad's shoes.
3. 下面哪个句子适合放在文中第二段画线处?
A. Sometimes he is lazy.
B. Why not buy him a present?
C. He would do anything for you.
D. Father's Day began a long time ago.
题型:实验题

腹股沟管的内环位于()。

A.陷窝韧带外侧

B.股静脉内侧

C.腹壁下动脉内侧

D.腹壁下动脉外侧

E.以上都不对

题型:实验题

砂炒法适用于炮制()。

A.质地坚硬的药物

B.质地坚韧的药物

C.胶类药物

D.树脂类药物

E.油脂类药物

题型:实验题

如下发动机附件,哪一个不是外场可更换件?

A、HMU

B、内静子防冰活门

C、NO.1轴承封严

D、N1转速传感器

题型:实验题

计算并填写下表。

IP地址 118.145.131.19
子网掩码 255.240.0.0
网络地址 ______
主机号 ______
直接广播地址 ______
子网内的第一个可用IP地址 ______
子网内的最后一个可用IP地址 ______

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