Massa molar

Quiz
•
Chemistry
•
11th Grade
•
Medium
Arnoldo Neto
Used 2+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Arjun está estudando química e quer saber o que representa um mol de uma substância. O que ele deve considerar?
a) A massa em gramas da substância.
b) O volume ocupado pela substância.
c) O número de partículas (átomos, moléculas, íons) da substância.
d) A densidade da substância.
2.
DRAG AND DROP QUESTION
15 mins • 1 pt
O valor aproximado do número de Avogadro é (a) ?
3.
MATCH QUESTION
15 mins • 1 pt
Combine as seguintes unidades com suas descrições correspondentes
Unidade inversa de massa molar
gramas por mol
Unidade de massa molar
mols por grama
Unidade de quantidade de substância
gramas
Unidade de massa
mols
4.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Kai está fazendo um experimento no laboratório de química e precisa calcular a massa molar da água (H₂O). (Dados: H = 1 g/mol; O = 16 g/mol)
a) 17 g/mol
b) 18 g/mol
c) 19 g/mol
d) 20 g/mol
5.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
6.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
7.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
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