
EXAMEN PARCIAL - TALENTOS
Authored by Alejandro Garcia
Chemistry
University
Used 2+ times

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5 questions
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1.
MULTIPLE CHOICE QUESTION
10 mins • 1 pt
¿Cual sera el volumen en litros a condiciones normales que ocupa todo el cloro (Cl2) existente en 710 gr de dicho gas? mA(Cl) = 35.5
10 lt
24 lt
224 lt
14.3 lt
112 lt
2.
MULTIPLE CHOICE QUESTION
10 mins • 1 pt
Halle el volumen de agua que debe agregarse a 20 ml de alcohol para formar una solución al 20 % de volumen
80 ml
90 ml
100 ml
70 ml
60 ml
3.
MULTIPLE CHOICE QUESTION
10 mins • 1 pt
Hallar la molaridad y normalidad de una solución de 2000 ml de volumen, que contiene 490 gr de acido sulfurico (S=32uma)
5 molar , 5 normal
2.5 molar , 2.5 normal
5 molar , 2.5 normal
2.5 molar , 5 normal
1.5 molar , 5 normal
4.
MULTIPLE CHOICE QUESTION
10 mins • 1 pt
Al + H2SO4 -----> Al2(SO4)3 + H2
Combustion
Descomposición
Adición
S.Simple
S.Doble
5.
MULTIPLE CHOICE QUESTION
10 mins • 1 pt
¿Que volumen ocupan 2 moles de metano (CH4) a 27°C y 4.1 atm?
10 lt
11 lt
12 lt
13 lt
14 lt
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