Concentração de Soluções
Quiz
•
Chemistry
•
12th Grade
•
Hard
Euclides Chacon
Used 30+ times
FREE Resource
20 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Uma solução 4 g/L de NaOH corresponde a :
M(Na) = 23 g/mol; M(O) = 16 g/mol e M(H) = 1 g/mol;
10 mol/L
1 mol/L
0,1 mol/L
2.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Uma solução 9 g/L de C6H12O6 corresponde a :
M(C) = 23 g/mol; M(O) = 16 g/mol e M(H) = 1 g/mol;
5 mol/L
0,5 mol/L
0,05 mol/L
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
A unidade de medida da molaridade é
mol/L
g/L
%
g/mL
4.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Uma solução 80% em massa possui título igual a
80
8
0,8
0,08
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
"A concentração de uma solução representa a proporção entre soluto e solvente em uma solução".
A afirmação acima é
correta.
errada.
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Ao acrescentarmos 2 L de água a 8 L de uma solução 50 g/L, a nova concentração da solução será de
400 g/L
40 g/L
4 g/L
0,4 g/L
7.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Ao acrescentarmos 7 L de água a 3 L de uma solução 10 g/L, a nova concentração da solução será de
1 g/L
3 g/L
30 g/L
10 g/L
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