
Molinė koncentracija

Quiz
•
Chemistry
•
5th Grade
•
Medium
Elvyra Ajauskaite
Used 11+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Tirpalo molinė koncentracijos formulė
w=m1(tirpinio masė)/m (tirpalo masė) * 100
c=n/V
ρ=m/V
2.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Tirpalo molinė koncentracija parodo, kiek molių medžiagos yra
100ml tirpale
1 l vandens
1 l tirpale
1000ml tirpale
100ml tirpale
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
10 litrų tirpalo turyje yra 5 mol NaCl.
Kokia tirpalo molinė koncentacija
1mol/l
2mol/l
0,5mol/l
5mol/l
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
500 ml tirpalo yra ištirpę 2 mol NaCl. Apskaičiuokite NaCl molinę koncentraciją tirpale.
2mol/l
4mol/l
1mol/l
3mol/l
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
1000 ml tirpalo yra ištirpę 1 mol NaCl. Apskaičiuokite NaCl molinę koncentraciją tirpale.
1mol/l
2mol/l
3mol/l
0,5mol/l
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Molių kiekis žymimas
n
m
N
W
7.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Viename molyje yra molėkulių
6*1023
0,6*1024
12*1023
120*1023
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