
Masna in množinska koncentracija

Quiz
•
Chemistry
•
2nd Grade
•
Medium
Used 2+ times
FREE Resource
16 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Kaj pomeni izraz 'množinska koncentracija'?
Razmerje med maso topljenca in volumnom raztopine.
Razmerje med maso topljenca in volumnom topila.
Razmerje med maso topljenca in maso raztopine.
Razmerje med množino topljenca in volumnom raztopine.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Kaj pomeni pojem 'masna koncentracija'?
Količino topljenca na določen volumen raztopine.
Količino topljenca na maso neke raztopine.
Količina topljenca na enoto množine.
Razmerje med količino topljenca in količino topila.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Katera od navedenih enot izraža množinsko koncentracijo?
g/L
mol/L
mol/kg
mol/m³
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Kateri od naštetih dejavnikov ne vpliva na masno koncentracijo topljenca?
Temperatura.
Količina topila.
Volumen raztopine.
Količina topljenca.
5.
FILL IN THE BLANK QUESTION
1 min • 1 pt
Kolikšna je množinska koncentracija raztopine, če 10 L raztopine vsebuje 1 mol NaCl?
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Kolikšen je volumen bučke, če vanjo za pripravo 0,5 M raztopine zatehtamo 0,025 mol topljenca?
125 mL
20 mL
250 mL
50 mL
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Kolikšna je masna koncentracija sladkorja, če 0,5 L raztopine vsebuje 10 g sladkorja?
10 g/L
20 g/L
15 g/L
5 g/L
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