
FORMULA EMPIRICA Y MOLECULAR
Flashcard
•
Chemistry
•
1st Grade
•
Hard
Luisa Ramírez
FREE Resource
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7 questions
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1.
FLASHCARD QUESTION
Front
¿Cuál es la fórmula empírica de un compuesto formado por C con 85.45% e H con un 14.55%?
Back
CH2
2.
FLASHCARD QUESTION
Front
¿Cuál es la fórmula molecular de un compuesto que posee una fórmula empírica de CH3, y una masa molar dada de 60.2g/mol?
Back
C4H12
3.
FLASHCARD QUESTION
Front
Un compuesto contiene 63,11 % de C y 11,92% de H y 24,97% de F .Calcula la fórmula empírica del compuesto.
Back
C4H9F
4.
FLASHCARD QUESTION
Front
Un compuesto de fórmula empírica C2H3Br2 tiene una masa molar de 373.69 g/mol. ¿Cuál es su fórmula molecular?
Back
C4H6Br4
5.
FLASHCARD QUESTION
Front
Calcula la fórmula empírica de un compuesto cuyo análisis resultó la siguiente composición en porcentaje: Fe = 77,7%, O = 22,3%.
Back
FeO
6.
FLASHCARD QUESTION
Front
El cloruro de sodio tiene la fórmula empírica NaCl. Si su masa molar es 58g/mol, ¿cuál es su fórmula molecular?
Back
NaCl
7.
FLASHCARD QUESTION
Front
Un compuesto contiene 2,03% de H, 32,69% de S y 65,26% de oxígeno. ¿Cuál es su fórmula empírica?
Back
H2SO4
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