
Тест
Quiz
•
Chemistry
•
8th Grade
•
Hard
Сабина Садыкова
Used 2+ times
FREE Resource
6 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Количество атомов в одном моле углерода равно
12 ⋅ 1023
6,02 ⋅ 1023
6 ⋅ 1023
1 ⋅ 1023
6,0223
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Масса 10 молей серы равна
320 г
16 г
32 г
3,2 г
10 г
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Укажи молекулярную массу H2SO4.
70
67
50
98
102
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Вырази в граммах массу трех молей CаCO3.
300 г
3 г
0,3 г
30 г
3000 г
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Сколько молей вещества в 54 г воды?
2,5 моль
5 моль
3 моль
1 моль
2 моль
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Количество молекул в двух молях воды равно
6,02 ⋅ 1023
3,01 ⋅ 1012
12,04 ⋅ 1023
3,01 ⋅ 1023
18,06 ⋅ 1023
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