
Stężenie procentowe i rozpuszczalność
Quiz
•
Chemistry
•
1st - 8th Grade
•
Practice Problem
•
Medium
Katarzyna Zieńczuk
Used 56+ times
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11 questions
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1.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Jeżeli rozpuszczalność chlorku potasu w g/ 100g wody,temperaturze 20oC wynosi 34,2 to masa roztworu to:
134,2 g
34,2 g
100 g
20 g
2.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Rozpuszczalność KI w temp. 70oC wynosi 184 g.
W jakiej ilości wody należy rozpuścić 736 g KI, aby otrzymany roztwór był nasycony.
300 g
400 g
500 g
575 g
3.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Stężenie procentowe roztworu powstałego przez rozpuszczenie 20 g soli w 80 g wody wynosi...
12%
15%
20%
25%
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Stężenie procentowe ma wzór:
5.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Stężenie procentowe roztworu powstałego przez dolanie 150 g wody do 300 g 15% roztworu wynosi...
5%
25%
20%
10%
6.
MULTIPLE SELECT QUESTION
5 mins • 1 pt
Rozpuszczalność jodku potasu w temperaturze 30 st. C wynosi:
150 g/ 100 g H2O
34g/ 100 g H2O
150 g
47 g/ 100 g H2
7.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Rozpuszczono 12 g cukru w 300 g roztworu. Cp powstałego roztworu wynosi:
4%
5%
10%
20%
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