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Ch.19 涉及酸和鹼的容量分析

Authored by Lai Cheung

Chemistry

10th Grade

Used 5+ times

Ch.19 涉及酸和鹼的容量分析
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6 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

要把標準溶液由25.0 cm3稀釋至250.0 cm3,需要使用下列哪些儀器?

(1) 25.0 cm3移液管

(2) 250.0 cm3容量瓶

(3) 250.0 cm3錐形瓶

A. 只有(1)和(2)

B. 只有(1)和(3)

C. 只有(2)和(3)

D. (1)、(2)和(3)

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

把10.0 cm3的0.80 M碳酸鈉溶液稀釋至250.0 cm3,所得溶液的濃度是多少?

0.016M

0.032M

0.040M

0.064M

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

下列哪種儀器最適合用於移送28.70 cm3的溶液?

A. 量筒

B. 滴定管

C. 移液管

D. 錐形瓶

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

把下列哪種溶液加入20.0 cm3的0.5 M硫酸時,會得出pH值為7的溶液?

A

B

C

D

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

0.14M

0.20M

0.28M

0.43M

6.

MULTIPLE CHOICE QUESTION

3 mins • 3 pts

Media Image

1

3

9

10

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