8 клас. Відносна густина, густина газів. Молярний об'єм газів.
Quiz
•
Chemistry
•
8th Grade
•
Practice Problem
•
Hard
Олена Мусієнко
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12 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Як позначається відносна густина газу?
D
ρ
M
N
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Як позначається густина газу?
D
ρ
M
N
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Як позначається об'єм газу?
D
ρ
M
V
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Чому дорівнює молярний об'єм газу?
22,4 г/моль
22,4 л
22,4 л/моль
6,02 ⋅ 1023
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
За якою формулою знайти кількість речовини, якщо відомий об'єм речовини?
ν = V ⋅ Vm
ν = V : Vm
ν = m : M
ν = Vm : V
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
За якою формулою знайти об'єм речовини, якщо відомо кількість речовини?
V = ν ⋅ Vm
V = Vm : ν
V = ν ⋅ М
V = ν : Vm
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Як знайти молярну масу речовини, якщо відомо густину цієї речовини?
M = ρ : Vm
М = D(H2) ⋅ M(H2)
M = ρ ⋅ Vm
М = D(O2) ⋅ M(O2)
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