
Fórmula empírica y molecular
Authored by MORA Docente
Chemistry
10th - 11th Grade
8 Questions
Used 81+ times

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1.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
¿Cuál es la fórmula empírica de un compuesto formado por C con 85.45% e H con un 14.55%?
C2H3
CH3
CH2
C2H
2.
MULTIPLE SELECT QUESTION
3 mins • 1 pt
Calcula la fórmula empírica de un compuesto que contiene 38.71% de Ca, 20% de P y 41.29% de O
CaPO
Ca2P3O5
CaP3O4
Ca3P2O8
3.
FILL IN THE BLANK QUESTION
1 min • 1 pt
La fórmula molecular se puede hallar conociendo:
4.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
¿Cuál es la fórmula molecular de un compuesto que posee una fórmula empírica de CH3, y una masa molar dada de 60.2g/mol?
C2H6
C4H12
C3H15
CH3
5.
FILL IN THE BLANK QUESTION
2 mins • 1 pt
Un compuesto contiene 63,11 % de C y 11,92% de H y 24,97% de F .Calcula la fórmula empírica del compuesto.
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
¿Qué compuesto tiene mayor composición de Oxígeno?
Fe2O3
Al2O3
7.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Un compuesto de fórmula empírica C2H3Br2 tiene una masa molar de 373.69 g/mol. ¿Cuál es su fórmula molecular?
CHBr
C4H6Br4
C6H9Br6
C4H4Br2
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