
Dispersões
Quiz
•
Chemistry
•
11th Grade
•
Practice Problem
•
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13 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Água + Sal é um exemplo de:
Solução
Colóide
Suspensão
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
O sangue é um exemplo de:
Solução
Colóide
Suspensão
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
A característica que melhor diferencia soluções de dispersões coloidais e de suspensões é a:
Ação da gravidade sobre as partículas
Visibilidade das partículas através de um microscópio comum
Ação de filtro sobre as partículas
Dimensão das partículas
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
É um exemplo de suspensão:
Soro fisiológico
Suco de laranja
Água oxigenada
Água mineral
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Um solvente é aquele:
Que dissolve
Que é dissolvido
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Um soluto é aquele:
Que dissolve
Que é dissolvido
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
O efeito Tyndall define-se pela(o):
Dissolução de NaCl em água
Tamanho diminuto das partículas
Tamanho aumentado das partículas
Dispersão da luz
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