ley de la conservacion de la materia

Quiz
•
Chemistry
•
9th Grade
•
Medium
jennifer fernandez
Used 59+ times
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20 questions
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1.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
dicta que en una reacción química, la masa o cantidad de materia, es la misma antes y después de la reacción. Nada se pierde, ni se crea ni se destruye, sino que se transforma.
ley de la conservación de los elementos
ley de la conservación del universo
la ley de la conservación de los átomos
la ley de la conservación de la masa
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
La ley de la conservación de la materia fue enunciada por ....
albert einstein
charles darwin
mendeley
Antoine Lavoisier
3.
OPEN ENDED QUESTION
3 mins • 1 pt
explica como Antoine Lavoisier pudo dar credito a su ley como se dio cuenta que la materia se tranformaba y esta tenia que ser igual
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4.
OPEN ENDED QUESTION
3 mins • 1 pt
cuales son las dos partes de una reacción química
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5.
OPEN ENDED QUESTION
3 mins • 1 pt
indica cada parte de la ecuacion quimica valor 9 puntos
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6.
OPEN ENDED QUESTION
3 mins • 1 pt
que es un coeficiente
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7.
OPEN ENDED QUESTION
3 mins • 1 pt
que es el subindice
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