Cu md se noteaza:
Solutii
7th Grade
•6 Qs
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Solutii
Quiz
•
Science
•
7th Grade
•
Medium
Vasilica-Alina Mîndru
Used 2+ times
FREE Resource
6 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
masa solutiei
masa de apa
masa de substanta dizolvata
2.
OPEN ENDED QUESTION
3 mins • 1 pt
Ce este o solutie?
Evaluate responses using AI:
OFF
Answer explanation
Solutia este un amestec omogen de doua sau mai multe substante, obtinut prin fenomenul de dizolvare.
3.
DRAW QUESTION
3 mins • 1 pt
Care este formula concentratiei procentuale?
Answer explanation
p = md*100/ms
4.
FILL IN THE BLANK QUESTION
1 min • 1 pt
Dizolvarea este
5.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
200g de substanţă se dizolvă în 400g de soluţie. Ce concentraţie are soluţia obţinută?
50%
40%
60%
200%
6.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
O solutie se poate concentra prin
adaugare apa
evaporare apa
adaugare de substanta ce se dizolva
adaugare de o solutie mai concentrata
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