
mol,masa molowa
Quiz
•
Chemistry
•
1st - 5th Grade
•
Practice Problem
•
Medium
Elżbieta Dobińska
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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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