
Estequiometria e soluções
Quiz
•
Chemistry
•
11th Grade
•
Practice Problem
•
Medium
Karmel Beringui
Used 4+ times
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15 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Qual a soma de seus coeficientes estequiométricos
C6H12O6 --> C2H6O + CO2
4
5
6
7
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Qual a soma de seus coeficientes estequiométricos
C3H8 + O2 --> CO2 + H2O
11
12
13
14
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Com 3 mols de NH3, Teremos quanto de massa?
51
42
48
45
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
O que deve ser feito antes de iniciar a resolução de exercícios de estequiometria?
balancear equação
calcular a massa molar
calcular volume molar
fazer regra de três
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Como calcula-se a massa molar?
colocando substância na balança
medindo o volume ocupado
utilizando fórmula e massas dos componentes
fazendo balanceamento da equação
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Nas Condições Normais de Temperatura e Pressão (CNTP), quanto vale o volume molar?
22,4 L / mol
20 L / mol
22,4 mols / L
20 mols / L
7.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
O que é solução?
Mistura Heterogênea
Mistura Homogênea
Mistura de líquidos imiscíveis
Nunca nem estudei
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