
PROBLEMARIO: Conversiones mols, masa molecular, # de particulas.
Quiz
•
Chemistry
•
University
•
Practice Problem
•
Hard
Jonathan Josue Juarez Perez
FREE Resource
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15 questions
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1.
OPEN ENDED QUESTION
3 mins • 1 pt
INSTRUCCIONES GENERALES:
1. En hojas aparte resuelve el siguiente problemario.
2. Indica todos los procedimientos realizados.
3. Saca una fotografía de los procedimientos
4. Cargálos en la ultima pregunta de este problemario.
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2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
¿Cuántos moles de hierro representan 25g de hierro (Fe)
48 moles de Fe
4.8 moles de Fe
0.48 moles de Fe
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
¿Cuántos átomos de magnesio están contenidos en 5g de magnesio (Mg)?
1.26 E23 átomos de Mg
8.30 E-24 átomos de Mg
0.21 átomos de Mg
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
¿Cuál es la masa de 3.01 x10 23 átomos de sodio (Na)?
11.5 g de Na
1.15 g de Na
0.115 g de Na
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
¿Cuántas moles de NaOH (hidróxido de sodio) hay en 1.0 Kg de esta sustancia?
25 moles de NaOH
2.5 moles de NaOH
0.25 moles de NaOH
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
¿Cuántos moles de átomos de N hay en 1.2 x 10^24 moléculas (N2) del mismo?
3.99 moles
0.199 moles
19.99 moles
1.99 moles
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Determinar el volumen que ocupan 50 g de CO2, en Condiciones Normales
Determinar el volumen que ocupan 50 g de CO2, en Condiciones Normales
2554 L
27.59 L
25.54 L
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