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Mol u hemiji

Authored by Martina Milovanović

Physics

1st - 5th Grade

Used 1+ times

Mol u hemiji
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11 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Koliko čestica ima 1 mol bilo koje supstance?

6,02 ×10²²

6,02 × 10²³

6,02 × 10²⁴

1× 10²³

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Koja je oznaka za broj Avogadrovih čestica?

M

N

Na

n

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Koja jedinica se koristi za količinu supstance?

g

mol

L

atomi

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Kako glasi formula za izračunavanje broja molova ako znamo masu i molarnu masu?

n = m × M

n=m/M

n=M/m

M=n/m

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Šta je mol u hemiji?

Mera za masu

Mera za broj čestica (atoma ili molekula)

Vrsta hemijskog elementa

Zapremina gasa

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Šta znači da supstanca ima molarnu masu 18 g/mol?

1 mol te supstance ima masu 18 g

1 molekul te supstance ima masu 18 g

18 molova ima masu 1 g

18 atoma ima masu 1 mol

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Koji gas se koristi kao primer u definiciji mola?

Kiseonik (O₂)

Vodonik (H₂)

Ugljen-dioksid (CO₂)

Azot (N₂)

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