1.15g金属钠跟水反应,得到100mL溶液,试计算: (1)生成的气体在标准状

题型:计算题

问题:

1.15 g金属钠跟水反应,得到100 mL溶液,试计算:

(1)生成的气体在标准状况下是多少升?

(2)反应后所得溶液的物质的量浓度是多少?

考点:金属、非金属的有关计算
题型:计算题

阅读理解:

                                                        VISIT THE EAST GARDEN ZOO

      Come and see the new polar bears from Canada. The pandas are waiting to meet you, and the dolphins are

waiting to swim for you. The cranes are waiting to sing for you and the mynahs are waiting to say hello to you.

The snakes are waiting to dance for you.

Tickets Adults: $4               children: Over 12   $2          Under 12   $1

Opening Time: 9:00-16:00 on weekdays          9:30-17:00 at weekends

KEEP THE ZOO CLEAN!          DO NOT FEED THE ANIMALS

1. Where do the polar bears come from? [ ]

A. They come from China

B. They come from England

C. They come from the USA.

D. They come from Canada.

2. When can you visit the zoo? [ ]

A. At 4:30 in the afternoon on Saturdays.

B. At 8:30 in the morning on Wednesday.

C. At 9:00 in the evening on Mondays.

D. At 9:00 in the morning on Sundays.

3. You may not know the word "mynah", but you can guess it is good at ______. [ ]

A. singing

B. dancing

C. speaking

D. listening

4. What should a visitor do in the East Garden Zoo? [ ]

A. Play with the animals.

B. Leave no litter.

C. Feed the animals.

D. Go near the animals.

5. Mrs. Smith wants to take her 4-year-old son and 10-year-old daughter to the zoo. How much should she pay? [ ]

A. $4

B. $6

C. $7

D. $8

题型:计算题

下列行为中不符合“低碳生活”的精神的是(  )

A.离开教室时“人走灯关”

B.夏天将空调温度调得很低

C.使用手绢代替餐巾纸

D.使用再生纸且双面打印文印

题型:计算题

注意分配的条件是同时进行的几种活动()。

A.必须在同一感觉通道里进行信息加工

B.必须在不同感觉通道里进行信息加工

C.其中必须有相当熟练的

D.之间存在着内在的联系

题型:计算题

皇甫谧著有()

A.《金匮要略》

B.《外科正宗》

C.《医门法律》

D.《黄帝针灸甲乙经》

E.《万病回春》

题型:计算题

股票应载明的事项主要有()。

A.公司名称

B.公司性质

C.股票种类

D.股票编号

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