
Equilíbrio químico
Authored by BIANCA DE OLIVEIRA
Chemistry
2nd Grade
Used 8+ times

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6 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
2.
MULTIPLE SELECT QUESTION
1 min • 1 pt
a) H2, N2 e NH3
b) NH3, H2 e N2
c) NH3, N2 e H2
d) N2, H2 e NH3
e) H2, NH3 e N2
3.
OPEN ENDED QUESTION
30 sec • 3 pts
Escreva as expressões matemáticas da constante Kc, dando as respectivas unidades, dos seguintes equilíbrios em fase gasosa:
a) N2O4 2 NO2
b) 2 CO + O2 ↔ 2 CO2
c) H2 + I2 2 HI
d) 2 N2H4 + 2 NO2 3 N2 + 4 H2O
Observação: N2H4 chama-se hidrazina e é usada como combustível em foguetes.
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4.
DRAW QUESTION
5 mins • 2 pts
Desenho um gráfico de concentração de reagentes e produtos x tempo que represente uma reação de equilíbrio com um rendimento satisfatório.

5.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
a)4
b) 1/16
c) 1/4
d) 6
e) 16
6.
OPEN ENDED QUESTION
5 mins • 2 pts
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