Para reação fórmula em anexo, o valor da variação de entalpia, em calorias calculado com base no grá.... Pergunta de ideia deGustavo5432

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Para reação fórmula em anexo, o valor da variação de entalpia, em calorias calculado com base no gráfico.

Alternativas
A) - 200
B) + 200
C) - 500
D) - 100
E) + 100

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Brunoranery Boa noite!
A variação de entalpia é calculada por: entalpia dos produtos, menos a dos reagentes.

Reagente: Sr
Produto: Sm
ΔH = HSm - HSr
Olhando o gráfico temos:

ΔH = 0 - (-100)
ΔH = 100 cal
Letra E.

URGENTE ????? Uma enefermeira mediu a temperatura de um paciente com um terremoto quadrado na escala fahrenhit e encotrou 104 graus f a temperatura, desse paciente corresponde o m c a que e A)38 B)40 C)36 D)34 E)32

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URGENTE ????? Uma enefermeira mediu a temperatura de um paciente com um terremoto quadrado na escala fahrenhit e encotrou 104 graus f a temperatura, desse paciente corresponde o m c a que e A)38 B)40 C)36 D)34 E)32

URGENTE URGENTE ????? 1) Complete wilt the simple present. A)Dogs(bark). B)They Usually(take) a bus. C)He_(work) near his house. D)Sara_(like) her job. E)Jonh_(get up) at 6:00 am. F)The film_(start) at 8:00 p.m. G)She____(read) a now book. 2) translate the 1 question.

Porque sentimos frio ? Porque utilizamos o coberto quando estamos com fio ?

URGENTE URGENTE ???? Complete wilth do or doer and traslate. A) I wilth tv? B)They usualty e at pizza? C)He go to school by Car? D)Peder go to the gym? E)Lisa study English? F)The cat drink milk? G)__you eat fish?

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URGENTE ????? Uma enefermeira mediu a temperatura de um paciente com um terremoto quadrado na escala fahrenhit e encotrou 104 graus f a temperatura, desse paciente corresponde o m c a que e A)38 B)40 C)36 D)34 E)32

URGENTE URGENTE ????? 1) Complete wilt the simple present. A)Dogs____(bark). B)They Usually______(take) a bus. C)He_____(work) near his house. D)Sara_____(like) her job. E)Jonh_____(get up) at 6:00 am. F)The film_____(start) at 8:00 p.m. G)She______(read) a now book. 2) translate the 1 question.

Porque sentimos frio ? Porque utilizamos o coberto quando estamos com fio ?

URGENTE URGENTE ???? Complete wilth do or doer and traslate. A)______ I wilth tv? B)______They usualty e at pizza? C)______He go to school by Car? D)______Peder go to the gym? E)______Lisa study English? F)______The cat drink milk? G)______you eat fish?

Recomendar perguntas

Helpful Links

Helpful Social

URGENTE URGENTE ????? 1) Complete wilt the simple present. A)Dogs(bark). B)They Usually(take) a bus. C)He_(work) near his house. D)Sara_(like) her job. E)Jonh_(get up) at 6:00 am. F)The film_(start) at 8:00 p.m. G)She____(read) a now book. 2) translate the 1 question.

URGENTE URGENTE ???? Complete wilth do or doer and traslate. A) I wilth tv? B)They usualty e at pizza? C)He go to school by Car? D)Peder go to the gym? E)Lisa study English? F)The cat drink milk? G)__you eat fish?