将12g硝酸钾完全溶解在水中,得到溶液的溶质质量分数为12%,则溶剂的质量是__

题型:填空题

问题:

将12g硝酸钾完全溶解在水中,得到溶液的溶质质量分数为12%,则溶剂的质量是______.

考点:关于溶液的计算
题型:填空题

商某,女,56岁。近2年来时常无明显诱因出现心慌心跳,善惊易恐,坐卧不安,不能自主,平素下肢易浮肿,形寒肢冷,时觉胸闷气短,舌淡,苔白滑,脉沉细。

若患者浮肿明显,还可以加用()

A.中渚、太溪

B.水分、阴陵泉

C.劳宫

D.膏肓

E.大陵

题型:填空题

最简单基本的心血管监测是()

A.心输出量

B.中心静脉压

C.心率

D.肺动脉压

E.心电图

题型:填空题

渗出液的原因中致葡萄糖降低最明显的是 ()

A.食管破裂性积液

B.化脓菌感染

C.病毒感染

D.类风湿积液

E.外伤

题型:填空题

以下关于CMT病理描述错误的是()

A.感觉及运动纤维数目减少

B.Ⅰ型为轴索变性

C.腓肠神经活检见洋葱头样结构

D.肌肉损害表现为失神经支配

E.自主神经相对保持完整

题型:填空题

Questions


·Read the following passage and choose the best word for each space.
Do you want to send an e-mail message to the White House
Good luck.
In the past, (26) President Bush — or at least those assigned to read his mail — what was (27) your mind it was necessary only to sit down at a personal computer connected to the lnternet and (28) a note to president@ whitehouse.gov.
But this week, Tom Matzzie, an online organizer with the A.F.L.-C.I.O., discovered that (29) with the White House had become a bit more (30) . When Mr. Matzzie sent an e-mail protesting (31) a Bush administration policy, the message was bounced back With an automated reply, saying he had to send it again in a new way.
Under a system (32) on the White House Website (33) the first time last week, those who want to send a message to President Bush must now (34) as many as nine Web pages and (35) a detailed form that starts by asking whether the message sender supports White House policy (36) differs with it.
The white House says the new e-mail system is an effort to be more responsive (37) the public and offer the administration "real time" access (38) citizen comments.
Completing a message to the president also requires (39) a subject from the provided list, then entering a full name, organization, address and e-mail address. (40) the message is sent, the writer must wait for an automated response (41) his message, (42) whether the addressee intended to send the message. The message is delivered to the White House only after the person using that e-mail address (43) it.
"Over (44) , it’s a very cumbersome process," said Jakob Nielsen, an authority on Web design. "It’s probably designed deliberately to (45) on their e-mail.\

A. to B. forC. ofD. over

更多题库