酸鹼的濃度1

酸鹼的濃度1

7th - 9th Grade

11 Qs

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酸鹼的濃度1

酸鹼的濃度1

Assessment

Quiz

Science

7th - 9th Grade

Practice Problem

Medium

Created by

鄭之偉 鄭之偉

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11 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

將0.1莫耳的蔗糖配成1公升溶液,則其體積莫耳濃度為多少?

1 M

10 M

0.4 M

0.1 M

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

已知HCl的分子量為36.5,試問一瓶一公升、濃度為2 M的鹽酸水溶液中,含有多少公克的HCl?

3.65

7.3

36.5

73

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

將7.3公克HCl配製成5公升的水溶液,則其體積莫耳濃度為多少?(Cl=35.5,H=1)

2 M

0.4 M

0.04 M 

0.002 M

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

若將0.5 M氫氧化鈉水溶液500毫升蒸乾後,可獲得多少公克的氫氧化鈉?(Na=23,O=16,H=1)

40

0.04

1

10

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

0.3 M的氫氧化鈉水溶液0.2公升中,含有多少公克的NaOH?(Na=23)

2.4

4

6

8

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

3 M的硫酸水溶液3公升,若加入9公升的水稀釋,試問稀釋後的硫酸濃度約為何?

3 M

1 M

0.75 M

0.6 M

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

2莫耳的NaCl(分子量為58.5)加水至5公升,則莫耳濃度為多少?

2.5 M

0.4 M

11.7 M

23.4 M

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