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mol,masa molowa

Authored by Elżbieta Dobińska

Chemistry

1st - 5th Grade

Used 15+ times

mol,masa molowa
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10 questions

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1.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Masa molowa (NH4)2S2O3 :

148 u

148 g/mol

112 u

112 g/mol

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Liczba 6,02x1023 nazywana jest liczbą:

Daltona

Curie

Funka

Avogadro

3.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Ile moli stanowi 0,903 x 1023 atomów sodu

1,5 mola

2,5 mola

0,15 mola

0,25 mola

4.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Jaką objętość w warunkach normalnych zajmuje 0,25 mola CO2?

56 dm3

5,6 dm3

7,1 dm3

89,6 dm3

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

1 milimol to:

0,1 mola

1000 moli

0,01 mola

0,001 mola

6.

MULTIPLE SELECT QUESTION

2 mins • 1 pt

Jaką objętość zajmują 2 mole H2?

22,4 dm3

44,8 dm3

11,2 dm3

7.

MULTIPLE SELECT QUESTION

30 sec • 1 pt

1 mol żelaza to:

6,02 * 1023 cząsteczek żelaza

6,02 * 1023 atomów żelaza

6,02 * 1023 jonów żelaza

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