
Tests “Vielas daudzums”
Authored by Edijs Freimanis
Physics
10th Grade
Used 1+ times

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14 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Par kādu daļu no oglekļa izotopa C¹² masas ir definēta atommasas vienība?
1/10
1/12
1/14
1/16
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Kurš apzīmējums raksturo vielas daudzumu?
M
Nₐ
n
u
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Vielas daudzuma mērvienība SI sistēmā ir:
grams
kilograms
mols
atoms
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Cik daudz daļiņu (atomu vai molekulu) ir vienā molā?
6,02 × 10²²
6,02 × 10²³
3,01 × 10²⁴
1,00 × 10²⁶
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Kā sauc lielumu, kas parāda, cik liela ir viena mola masa?
vielas daudzums
molmasa
atommasa
relatīvā masa
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Molmasas vienība ir:
kg
kg/mol
mol/kg
mol
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Kāds ir ūdeņraža H2 mola masa gramos uz molu?
1 g/mol
2 g/mol
0,5 g/mol
18 g/mol
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