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Repaso Química
Quiz
•
Chemistry
•
9th Grade
•
Practice Problem
•
Hard
Debora Pizarro
Used 4+ times
FREE Resource
Enhance your content in a minute
16 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
La cantidad de sustancia se mide en...
[g]
[mol]
[mL]
[g/mol]
2.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
La fórmula
m = n * MM
entrega un resultado expresado en...
[g]
[mol]
[mL]
[g/mol]
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
¿Qué volumen ocupa 1 [mol] de gas en condiciones normales de presión y temperatura?
1 [L]
10,5 [L]
22,4 [L]
50 [L]
4.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
¿Cuántos átomos de oxígeno forman parte del H2SO3?
1
2
3
4
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
¿Cuántos átomos de nitrógeno hay en 3 moléculas de nitrato de calcio Ca(NO3)2?
1
2
4
6
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Calcule la masa molar del CaCO3
40 [g/mol]
68 [g/mol]
80 [g/mol]
100 [g/mol]
7.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Calcule la masa molar de la urea CO(NH2)2
43 [g/mol]
60 [g/mol]
84 [g/mol]
121 [g/mol]
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