

Массовая доля
Presentation
•
Chemistry
•
8th Grade
•
Practice Problem
•
Medium
Александра Кундина
Used 2+ times
FREE Resource
5 Slides • 3 Questions
1
2
3
4
5
6
Multiple Choice
Определите массовую долю 225 грамм раствора серной кислоты, где масса кислоты составляет 5 грамм. Округлите до целых.
22
2
2,2
0,02
7
Multiple Choice
Дан 10%-ный раствор соли, масса которого 150 грамм. Определите массу соли в нем,
0,15
10
0,1
15
8
Multiple Choice
Определите массу 50%-ного раствора соли, где масса соли составляем 10 грамм.
20
15
5
50
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