тест
Quiz
•
Chemistry
•
8th Grade
•
Practice Problem
•
Hard
Ольга Крайова
FREE Resource
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7 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 2 pts
Вказати речовину, яка належить до кислот
HCl
NaOH
KCl
BaO
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Атомна маса Оксигену
8
16
24
32
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Відносна молекулярна маса LiOH
12
16
20
24
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
У якій кількості речовини алюмінію міститься 3,01*1024 атомів?
0.05 моль
0.1 моль
5 моль
5.
MULTIPLE CHOICE QUESTION
30 sec • 2 pts
Яка речовина належить до лугів?
NaCl
KOH
H2SO4
CO2
6.
MULTIPLE CHOICE QUESTION
1 min • 3 pts
Молярний об"єм газу
2,24л/моль
11.2л/моль
22.4л/моль
22.4л
7.
MULTIPLE CHOICE QUESTION
30 sec • 2 pts
Яка речовина належить до основ?
H2O
HCl
CH4
NaOH
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