
酸鹼的濃度1
Quiz
•
Science
•
7th - 9th Grade
•
Practice Problem
•
Medium
鄭之偉 鄭之偉
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11 questions
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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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