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Tests “Vielas daudzums”

Authored by Edijs Freimanis

Physics

10th Grade

Used 1+ times

Tests “Vielas daudzums”
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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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