Laboratorio_10
9th Grade
•8 Qs
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Laboratorio_10
Quiz
•
Chemistry
•
9th Grade
•
Practice Problem
•
Medium
José Antonio Espinosa
Used 4+ times
FREE Resource
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8 questions
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1.
MULTIPLE CHOICE QUESTION
2 mins • 2 pts
La Ley de Conservación de la Materia plantea que ...
(Seleccione la opción que más se ajusta a lo revisado en el laboratorio)
La Materia ni se crea ni se destruye, solo se transforma
En un recipiente cerrado, la masa que se consume de reactivos, aparece como producto
En un recipiente cerrado, la masa que se consume de reactivos, desaparece
En un recipiente abierto, el producto formado de una reacción, tendrá elementos nuevos
2.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
El ácido en el vinagre es el ...
ácido fórmico
ácido acético
ácido cítrico
ácido málico
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Los productos de la reacción del vinagre con el bicarbonato, son ..
CHOONa + H2O + CO
CH3COONa + H2O + CO2
CH3CH2COONa + + H2O2 + CO2
CHOONa + H2O + CO2
4.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
La reacción del vinagre y el bicarbonato es del tipo ...
combustión
neutralización
síntesis
descomposición
5.
MULTIPLE CHOICE QUESTION
2 mins • 2 pts
La electrólisis del agua es una reacción del tipo ...
combustión
neutralización
síntesis
descomposición
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
El producto que se libera en el ánodo durante la electrólisis del agua es ...
O2
H2
H+
OH-
7.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
El producto que se libera en el cátodo durante la electrólisis del agua es ...
O2
H2
H+
OH-
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