
MOUL - UT2 (Autoevaluación)
Authored by Rocío Martín de la Calle
Chemistry
University
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10 questions
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1.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
1.- ¿Qué otro nombre reciben las operaciones básicas de laboratorio?
a) Operaciones unitarias
b) Operaciones solitarias
c) Operaciones sencillas
2.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
2.- La sedimentación es una operación unitaria de tipo:
a) Mecánica
b) Térmica
c) Difusional
3.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
3.- La destilación es una operación de tipo:
a) Mecánica
b) Térmica
c) Difusional
4.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
4.- La mezcladora de líquidos que permite una mayor velocidad de agitación es:
a) El agitador magnético
b) El agitador de hélice
c) La mezcladora de vaso
5.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
5.- El disolvente más ampliamente utilizado es el:
a) Ácido fluorhídrico
b) Agua
c) Agua regia
d) Ácido clorhídrico
6.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
6.- No debe trabajarse con material de vidrio en presencia de:
a) HCl
b) HNO3
c) HF
7.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
7.- Los metales nobles se disuelven en agua regia, una mezcla compuesta por:
a) Ácido nítrico y clorhídrico
b) Ácido sulfúrico y perclórico
c) Ácido fluorhídrico y nítrico
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