
Stechiometria
Authored by Mateusz Wojcieszak
Chemistry
9th Grade
Used 162+ times

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10 questions
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1.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
1 Mol to:
6,02 x 10 -23
1,667 x 10-24
1,667 x 10-22
6,02 x 10 23
2.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
Masa molowa wyrażana jest w
gramach na mol (g/mol)
unitach (u)
molach (M)
kilommolach (kM)
3.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
Temperatura w warunkach normalnych wynosi:
25*C
15*C
0*C
-273*C
4.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
Objętość gazu wraz ze wzrostem temperatury:
brak poprawnej odpowiedzi
pozostaje bez zmian
zmniejsza się
zwiększa się
5.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
1 mol zajmuje w przestrzeni
22,4 dm2
20,4 dm3
22,4 dm3
4,4 dm3
6.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
Masa cząsteczkowa to:
suma mas wszystkich pierwiastków.
suma mas wszystkich pierwiastków w związku chemicznym.
różnica mas pierwiastków.
iloraz mas wszystkich pierwiastków w związku chemicznym
7.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
Stosunek atomowy w cząsteczce wody wynosi:
2:1
1:1
1:16
2:16
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