Mol i masa molowa - poprawa
Quiz
•
Chemistry
•
9th - 12th Grade
•
Practice Problem
•
Hard
Monika Dudek
Used 38+ times
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15 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Jak wymiar ma stała Avogadro ?
6,02*1023
1,66*10-27
6,02*1024
6,02*1022
2.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Jaki pierwiastek zaznaczono symbolem E w związku EO₂ o masie molowej 44 g/mol.
Ca
C
Mg
Fe
3.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Prawo Avogadro mówi o tym, iż w naczyniach o jednakowej objętości zwierających różne gazy, w tych samych warunkach ciśnienia i temperatury znajdują się takie same liczby cząsteczek.
Prawda
Fałsz
4.
FILL IN THE BLANK QUESTION
2 mins • 1 pt
Jaką masę molową ma siarczek glinu Fe2S.
5.
FILL IN THE BLANK QUESTION
2 mins • 1 pt
Jakie warunki temperatury i ciśnienia są określane jako warunki normalne ?
6.
FILL IN THE BLANK QUESTION
2 mins • 1 pt
Jaką liczbę moli stanowi 100 g węglanu wapnia (CaCO3)?
7.
FILL IN THE BLANK QUESTION
3 mins • 1 pt
Masa molowa (NH4)2S2O3 jest równa:
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