Ramo da química que estuda as quantidades de calor liberado ou absorvido durante uma determinada transformação.
TERMOQUÍMICA E LEI DE HESS

Quiz
•
Chemistry
•
11th Grade
•
Medium
JANUARIO KORDIAK
Used 4+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Cinética
Eletrólise
Termoquímica
Oxirredução
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Reações que liberam calor são classificadas como
endotérmicas
exotérmicas
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Reações que absorvem calor são classificadas como
endotérmicas
exotérmicas
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Na termoquímica, a variação de entalpia é simbolizada por
ΔH
ΔV
ΔTe
ΔHe
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A combustão (queima de combustíveis) é um processo
exotérmico
endotérmico
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
O ΔH da reação química do gráfico é
- 92 kJ
+ 92 kJ
- 892 kJ
- 892 kJ
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Pode-se afirmar que esse processo é:
exotérmico, com ΔH = + 230 kJ.
endotérmico, com ΔH = + 570 kJ.
endotérmico, com ΔH = + 230 kJ.
exotérmico, com ΔH = - 230 kJ.
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