Chemistry, 12.02.2021 20:20 EssenceBlocker144
O etano (C2H6) é um gás combustível incolor e inodoro
que faz parte da mistura conhecida como gás natural. É um
hidrocarboneto de ocorrência natural que pode ser
encontrado no subsolo na forma líquida em formações
rochosas, como leitos de xisto e carvão. O etano é um gás
sem cheiro ou cor que queima facilmente e é encontrado no
gás natural e no petróleo. Com base nos seus
conhecimentos de grandezas químicas qual é a MASSA
MOLECULAR, em gramas, de uma molécula de etano
(C2H6):
a) 18 u.
b) 30 u.
c) 6,0 . 1023 u
d) 5,0 . 10-23 u
Answers: 2
Chemistry, 22.06.2019 16:10
Amixture initially contains a, b, and c in the following concentrations: [a] = 0.300 m , [b] = 1.05 m , and [c] = 0.550 m . the following reaction occurs and equilibrium is established: a+2b⇌c at equilibrium, [a] = 0.140 m and [c] = 0.710 m . calculate the value of the equilibrium constant, kc.
Answers: 1
Chemistry, 23.06.2019 00:20
What type of context clue you understand the meaning of quandary?
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Chemistry, 23.06.2019 02:30
Ascientist wants to know how individual lions within a pride interact with each other in their own environment. to do this, the scientist sedates and tags all of the lions within a pride. then, he places several remotely-controlled video cameras near the lions' den and performs an observational field study. he collects continuous video footage over the span of one year, analyzes the video, and then forms conclusions based on his observations.
Answers: 2
Chemistry, 23.06.2019 21:10
What might the student have done that caused this error? list all possible causes
Answers: 1
O etano (C2H6) é um gás combustível incolor e inodoro
que faz parte da mistura conhecida como gás n...
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