
Estequiometría_Repaso
Authored by Alejandro Ramírez
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9th - 12th Grade

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7 questions
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1.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Según la siguiente ecuación química, el producto "X" estaría compuesto por:
2.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
La siguiente ecuación representa la combustión del etanol, un líquido usado en los encendedores de bolsillo. Si se han detectado 8 moles de dióxido de carbono ¿Cuántos moles de etanol se han consumido?
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
La ecuación representa la descomposición del carbonato de calcio (CaCO3) en óxido de calcio (CaO) y dióxido de carbono (CO2). Si inicialmente se han consumido 300 gramos de CaCO3 ¿Cuántos gramos deberían obtenerse de CaO?
4.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
De acuerdo a la siguiente ecuación de formación del oxido ferroso (FeS) ¿Cuántos gramos de azufre (S) son necesarios para obtener 3 moles de FeS?
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
El ácido nítrico (formula en la imagen) es un ácido ampliamente usado en industria. Si en una botella contiene 252 gramos de ácido ¿Cuántos moles hay en total?
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Según la Ley de conservación de la materia ¿Cuántos gramos totales de producto debería obtenerse en la siguiente reacción?
7.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
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