Estequiometría de las Reacciones Químicas
Quiz
•
Chemistry
•
12th Grade
•
Practice Problem
•
Hard
Laura Huilcapi
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10 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
La igualación correcta entre:
Fe(NO3)3 + K(OH) → Fe(OH)3 + KNO3
1 + 2 → 1 + 2
1 + 3 → 1 + 3
1 + 4 → 1 + 4
1 + 6 → 1 + 6
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Con 5 moles de glucosa (C6H12O6). ¿Cuántas moles de CO2 se forman?
C6H12O6 + 6O2 → 6CO2 + 6H2O
5 mol CO2
15 mol CO2
30 mol CO2
45 mol CO2
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Con base en la siguiente ecuación:
S8 + 4Cl2 → 4S2Cl2
Determinemos: con 5 moles de Cl2, ¿cuántas moléculas de S2Cl2 se van a producir?
1.01 x 1023
3.01 x 1022
3,01 x1020
3.01 x 1024
4.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Con base en la siguiente reacción:
2HCl + Ca → CaCl2 + H2
Con 40 gramos de HCl, ¿cuántas moles de CaCl2 se van a producir?
0,55 mol CaCl2
0,45 mol CaCl2
0,35 mol CaCl2
0,25 mol CaCl2
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
De la reacción:
NaO + H2O → 2NaOH
Con 4,33 x 1022 moléculas de NaO, ¿cuántos gramos de NaOH se obtiene?
5,50 g
4,50 g
5,75 g
4,75 g
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
CO + 2H2 → CH4O
¿Cuántos gramos de CH4O, se pueden producir
a partir de 12,80 g de monóxido de carbono CO?
14,63 g CH4O
10 g CH4O
12,63 g CH4O
16,00 g CH4O
7.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Para saber estequiometría, solamente debemos conocer la ruta de procedimiento, donde sustancia A es el dato inicial y sustancia B es a dónde queremos llegar:
Si la ruta se establece: átomos, moles →
átomos - moles
moles - gramos
moles - átomos
átomos - átomos
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