
Soluções- 7ºC
Authored by Orlanda Rodrigues
Chemistry
7th Grade
Used 5+ times

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9 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
No ar, o oxigénio é
o solvente
um soluto
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Numa solução aquosa de dicromato de potássio, o dicromato de potássio é:
o soluto
o solvente
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Numa solução alcoólica de iodo, o álcool é o
soluto
solvente
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
O aço é:
uma solução
uma substância
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A água do mar tem vários :
solutos
solventes
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual das soluções é a mais concentrada?
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual das afirmações é falsa?
Uma solução é uma mistura homogénea de duas ou mais substâncias.
Numa solução líquida, o solvente é sempre a água.
O latão e o aço são soluções sólidas.
Numa solução aquosa de sulfato de cobre, o solvente é a água e o soluto é o sulfato de cobre.
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