Calcular la fórmula empírica de un compuesto cuyo análisis resultó la siguiente composición en porcentaje: Fe = 77,7%, O = 22,3%.
Formula empírica y molecular
10th Grade
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Formula empírica y molecular
Quiz
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Chemistry
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10th Grade
•
Hard
ana cadavid
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3 questions
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1.
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2 mins • 1 pt
2.
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2 mins • 1 pt
Se ha observado que 14 g de hierro se combinan químicamente con 8 g de azufre. Calcular la fórmula empírica del compuesto formado.
3.
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30 sec • 1 pt
El benceno tiene la fórmula empírica C6H6. Si su masa molar es 78, ¿cuál es su fórmula molecular?
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