
balanceo de ecuaciones 10
Quiz
•
Chemistry
•
Professional Development
•
Practice Problem
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Medium
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Alexandra Gomez
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20 questions
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1.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
El coeficiente estequiometrico que balancea la siguiente ecuacion es
CH4 +___ Cl2 ==> CCl4 + 4HCl
2
4
8
6
2.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Los dos espacios vacíos que balancean la ecuación son rellenados con los coeficientes estequiometricos
PbCO3 ==>___ PbO + ___CO2
1-1
1-2
2-1
2-3
Tags
NGSS.HS-PS1-7
3.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
El coeficientes estequiometrico que balancea la ecuación
K2O + H2O ==> ___ KOH
1
2
3
4
4.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Los tres espacios vacíos que balancean la ecuación son rellenados con los coeficientes estequiometricos
C5H6O + __O2 ==> __CO2 + __H2O
3 , 4 y 3
3, 5 y 2
6, 5 y 3
6, 5 y 4
5.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
La ecuacion balanceada correcta para la siguiente reacción es:
Al4C3 + H2O ==>Al(OH)3 + CH4
Al4C3 + 12H2O ==>4Al(OH)3 + 3CH4
Al4C3 +10 H2O ==>3Al(OH)3 + 4CH4
Al4C3 +10 H2O ==>3Al(OH)3 +3CH4
Al4C3 + 12H2O ==>4Al(OH)3 +4CH4
6.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Después de balancear la siguiente ecuación, ¿Cuál es el coeficiente del oxígeno?
CO2 + H2O -> C2H2 + O2
2
3
4
5
7.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
¿Cuál es el coeficiente de H2O en la ecuación balanceada?
C2H6 + O2 -> CO2 + H2O
2
3
4
6
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