
Quiz sobre Molaridade e Concentração Molar

Quiz
•
Chemistry
•
11th Grade
•
Hard
MARCOS ANDRE ALVES MAGALHAES
Used 1+ times
FREE Resource
18 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
O que é molaridade?
A relação entre a quantidade de matéria do solvente e o volume da solução
A relação entre a massa do soluto e o volume da solução
A relação entre a quantidade de matéria do soluto e o volume da solução
A relação entre a massa do solvente e o volume da solução
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é a unidade de medida da molaridade?
g/L
mol/Kg
mol/L
g/mol
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Como se calcula a molaridade a partir da massa do soluto?
M = m1/M1.V
M = m1.V/M1
M = M1/m1.V
M = V/m1.M1
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é a fórmula correta para calcular a molaridade usando o número de mols?
M = V/n1
M = n1/V
M = n1.V
M = V.n1
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é a molaridade de uma solução com 0,4 mol de soluto em 100 mL de solução?
40 mol/L
0,4 mol/L
4 mol/L
0,04 mol/L
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é a massa molar do hidróxido de sódio (NaOH)?
23 g/mol
40 g/mol
16 g/mol
1 g/mol
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Como se calcula a molalidade?
W = n1/m2
W = m2/n1
W = V/n1
W = n1.V
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