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Kemijski račun

Authored by beren zijagil

Chemistry

9th Grade

Used 741+ times

Kemijski račun
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12 questions

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1.

MULTIPLE SELECT QUESTION

10 sec • 1 pt

Kako označavano masu molekule?

ma

mf

mm

Mm

2.

MULTIPLE SELECT QUESTION

20 sec • 1 pt

Empirijska formula predstavlja:

stvarni omjer broja atoma u spoju

iskustvo izrade pokusa

najmanji mogući omjer broja atoma u spoju

nijedan ponuđeni odgovor nije točan

3.

MULTIPLE SELECT QUESTION

20 sec • 1 pt

Avogadrovu konstantu možemo označiti kao

L

N

NA

M

Vm

4.

MULTIPLE SELECT QUESTION

10 sec • 1 pt

Media Image

Koje slovo na slici označava relativnu atomsku masu?

A

B

C

5.

MULTIPLE SELECT QUESTION

20 sec • 1 pt

Koliko iznosi relativna atomska masa natrija?

14,01

58,69

12,01

22,99

6.

MULTIPLE SELECT QUESTION

20 sec • 1 pt

Opća plinska jednadžba glasi:

pv=nRT

pV=NRT

pV=mRT

pV=LRT

7.

MULTIPLE SELECT QUESTION

20 sec • 1 pt

Formula koja prikazuje stvarni omjer broja atoma u spoju naziva se:

empirijska formula

molekulska formula

formula s veznim crticama

VSEPR-formula

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