Examen de Química 2do BGU
Quiz
•
Chemistry
•
2nd Grade
•
Hard
Eduardo Narváez
Used 1+ times
FREE Resource
6 questions
Show all answers
1.
FILL IN THE BLANK QUESTION
5 mins • 3 pts
Calcular la Masa molecular de: NaOH (Hidróxido de sodio)
2.
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5 mins • 3 pts
Calcular la Masa molecular de: Al2O3 (Óxido de aluminio)
3.
FILL IN THE BLANK QUESTION
5 mins • 3 pts
Calcular el número de moles que hay en 50 gramos de NaCl.
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
La estequiometría (Seleccione la definición correcta)
Se ocupa de los aspectos cuantitativos de la reacción química, entendida como un proceso en el cual una sustancia o varias sustancias se forman a partir de otra u otras.
Se ocupa de los aspectos cualitativos de la reacción química, entendida como un proceso en el cual una sustancia o varias sustancias se forman a partir de otra u otras.
5.
FILL IN THE BLANK QUESTION
5 mins • 3 pts
Realizar los siguientes ejercicios de balanceo de ecuaciones químicas Ca + HCl → CaCl2 + H2
6.
FILL IN THE BLANK QUESTION
5 mins • 3 pts
Realizar los siguientes ejercicios de balanceo de ecuaciones químicas Al + O2 → Al2O3
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