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respuestas de ejercicios de química

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respuestas de ejercicios de química

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Bachillerato
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5

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Uploaded on
December 20, 2021
Number of pages
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Written in
2021/2022
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1-1 mol contiene 6.022 x1023 átomos, moléculas de 13-Reaccionaron 38.0 g de N2
una sustancia covalente o unidades fórmula de una
sustancia
iónica. 14- a) 1.27 1024 moléculas de O2 b) 74.4 g c)
rendimiento de 86.0%
2-a) 58.44 g b) 159.7 g c) 277.4 g d) 342.2 g e) 188.2
g f) 365.5 g 15- a) 1.79 moles de CO formarán 1.79 moles de
metanol. CO es el reactivo limitante b) H 2 es el
3- reactivo en exceso c) Se forman 57.4 g de metanol d)
Sobran 2.80 g de H2
16- b) Esta es una reacción de síntesis c) 3.38 moles
de oxígeno d) 94.9 g de óxido de aluminio e) 17.0 g
de óxido de aluminio f) 59.6 g de óxido de aluminio

17,18.19.20.21.22-

4-




5-

23- a) gas b) gas c) sólido

24- La masa en gramos da la cantidad de gas

25- 569 mL

26- 241 mm Hg
6- 27- 5.41 L H2

28- 1.24 atm

29- 0.594 g O2

30- a) 25 L b) 25 L c) 100 L d) 45 L
7-9.18 g C3H8 31- a) 2400 mL b) 4900 mL c) 1800 mL d) 1700 mL
8-13.3 g SiC 32- a) 4.26 atm b) 3.07 atm c) 0.606 atm
9-a) 3.66 g H2O b) 3.44 g NO c) 7.53 g HNO3 34- 110 mL
10-a) 5.0 moles de H2 b) 4.0 moles de H2 c) 3.0 35- a) 4.00 L b) 14.6 L c) 26.7 L
moles de N2
36- a) 1.70 g/L b) 0.716 g/L c) 0.901 g/L d) 2.86
11-a) 1.35 moles de glucosa b) 123 g de etanol
g/L
12-81.5%
37- a) 2.00 mol b) 0.179 mol CO2 c) 4.48 L d) 55
500 mL
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