Repaso 3T
9th Grade
•30 Qs
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Repaso 3T
Quiz
•
Chemistry
•
9th Grade
•
Practice Problem
•
Easy
Patricia Lopez
Used 1+ times
FREE Resource
Enhance your content in a minute
30 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
¿Cuál es la composición porcentual del cloruro de sodio (NaCl)?
50% Na
50% Cl
23% Na
35.5% Cl
40% Na
60% Cl
80% Na
20% Cl
2.
OPEN ENDED QUESTION
3 mins • 2 pts
La fórmula molecular del óxido de hierro (III), es Fe2O3. Determine la composición porcentual del compuesto
Evaluate responses using AI:
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3.
FILL IN THE BLANK QUESTION
30 sec • 1 pt
La fórmula simplificada de un compuesto también se conoce como
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Empírico significa que está basado en la experiencia, la práctica y la observación, por ejemplo mediciones de laboratorio
Verdadero
Falso
5.
OPEN ENDED QUESTION
3 mins • 2 pts
Calcula la fórmula empírica de un hidrocarburo que en un análisis dio la siguiente composición: 85,63% de C y 14,3% de H.
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6.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Un soluto puede
ser sólido, líquido o gaseoso
disolverse en un solvente
estar presente en mayor cantidad
dejar de ser perceptible a simple vista
7.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Un solvente puede
ser sólido, líquido o gaseoso
diluir más de un soluto a la vez
estar presente en mayor cantidad
ser agua
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