Solutii

Solutii

7th Grade

6 Qs

quiz-placeholder

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Solutii

Solutii

Assessment

Quiz

Science

7th Grade

Practice Problem

Medium

Created by

Vasilica-Alina Mîndru

Used 2+ times

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6 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Cu md se noteaza:

masa solutiei

masa de apa

masa de substanta dizolvata

2.

OPEN ENDED QUESTION

3 mins • 1 pt

Ce este o solutie?

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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?

Media Image

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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