
Cuestionario de Química
Quiz
•
Chemistry
•
Professional Development
•
Medium
Rocio Lezana
Used 2+ times
FREE Resource
15 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
10 mins • 1 pt
¿Cuántos moles de CO₂ hay en 44 g de este compuesto?
1 mol
2 moles
0,5 mol
4 moles
2.
MULTIPLE CHOICE QUESTION
10 mins • 1 pt
¿Cuántos gramos de H₂O corresponden a 2 moles?
18 g
36 g
9 g
72 g
3.
MULTIPLE CHOICE QUESTION
10 mins • 1 pt
¿Cuántas moléculas hay en 3 moles de O₂?
1,806 × 10²⁴ moléculas
6,022 × 10²³ moléculas
9,033 × 10²³ moléculas
3,011 × 10²³ moléculas
4.
MULTIPLE CHOICE QUESTION
10 mins • 1 pt
Si 2 moles de H₂ reaccionan con 1 mol de O₂ para formar agua (2H₂ + O₂ → 2H₂O), ¿cuántos moles de agua se forman?
1 mol
2 moles
3 moles
4 moles
5.
MULTIPLE CHOICE QUESTION
10 mins • 1 pt
¿Cuántos gramos de NaCl se forman al reaccionar 2 moles de Na con 1 mol de Cl₂? (2Na + Cl₂ → 2NaCl, M(NaCl) = 58,5 g/mol)
117 g
58,5 g
29,25 g
200 g
6.
MULTIPLE CHOICE QUESTION
10 mins • 1 pt
¿Cuántos moles de NH₃ hay en 34 g de este compuesto? (M = 17 g/mol)
1 mol
2 moles
0,5 mol
34 moles
7.
MULTIPLE CHOICE QUESTION
10 mins • 1 pt
¿Cuántos átomos de hidrógeno hay en 2 moles de CH₄?
2,41 × 10²⁴ átomos
6,022 × 10²³ átomos
1,204 × 10²⁴ átomos
4,82 × 10²⁴ átomos
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