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Kemijski račun

Authored by Natasa Bosilj

Chemistry

1st Grade

Used 21+ times

Kemijski račun
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6 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Avogardov broj je:

6,0222 x 1023

6,0222 x 1023 mol -1

6,022 x 1023 dm3

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Relativna molekulska masa molekule vode iznosi

18 g/mol

18

18 g

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Standardni molarni volumen plina iznosi

22,4 mol/dm3

22,4

22,4 dm3/mol

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Standardni uvjeti su :

25°C, 101325 Pa

0°C , 1012325 Pa

100°C , 101325 Pa

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Množina tvari može se izračunati:

 n= mMn=\ \frac{m}{M}  

 n= NaNn=\ \frac{N_a}{N}  

 n= M×mn=\ M\times m  

6.

MULTIPLE SELECT QUESTION

45 sec • 1 pt

Molarna masa molekule kisika je :

32,00 g/mol

32, 00

16,00 g/mol

16,00

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