
Cantidad Química y Masa Molar
Flashcard
•
Chemistry
•
11th Grade
•
Hard
Mariana Mallo
FREE Resource
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10 questions
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1.
FLASHCARD QUESTION
Front
¿Qué es la cantidad química?
Back
Es una magnitud que permite cuantificar el número de partículas que contiene un sistema.
2.
FLASHCARD QUESTION
Front
¿Cuál es la unidad de la cantidad química?
Back
El mol.
3.
FLASHCARD QUESTION
Front
¿Qué representa un mol?
Back
Un mol es la cantidad de sustancia que contiene tantas entidades elementales como átomos de carbono hay en 12 g de carbono-12.
4.
FLASHCARD QUESTION
Front
¿Cuántas entidades hay en un mol?
Back
6,022 x 10^23 entidades.
5.
FLASHCARD QUESTION
Front
¿Qué es la masa molar?
Back
Es la masa en gramos de un mol de una sustancia, numéricamente igual a su masa fórmula en uma.
6.
FLASHCARD QUESTION
Front
¿Cómo se relaciona la masa atómica con la masa molar?
Back
La masa de 6,022 x 10^23 átomos de un elemento coincide numéricamente con la masa atómica del elemento.
7.
FLASHCARD QUESTION
Front
¿Qué es la constante de Avogadro?
Back
Es el número de entidades en un mol, que es 6,022 x 10^23.
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