ETA 23 - Ciclo Marzo

ETA 23 - Ciclo Marzo

4th Grade

35 Qs

quiz-placeholder

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ETA 23 - Ciclo Marzo

ETA 23 - Ciclo Marzo

Assessment

Quiz

Science, Other, Specialty

4th Grade

Practice Problem

Hard

Created by

José Ventura

Used 2+ times

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35 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

QUÍMICA


En la siguiente reacción: H2 + N2 → NH3 se combina 6 moles de hidrógeno con suficiente cantidad de nitrógeno. ¿Cuántos moles de productos se obtiene?

a) 3

b) 4

c) 6

d) 8

e) 10

2.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

En la siguiente reacción: H2 + O2 → H2O Si se consumen 8 moles de hidrógeno. Hallar los moles de agua formados

a) 3

b) 4

c) 6

d) 8

e) 10

3.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

En la siguiente reacción: C3H8 + O2 →CO2 + H2O Si se consume 3 moles de propano. Hallar la masa de agua que se produce.

216 g

200 g

160 g

72 g

100 g

4.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

En la siguiente reacción: N2 + H2 → NH3 ¿Qué cantidad de nitrógeno se necesita para combinarse con 12g de hidrógeno? P.A.(N = 14; H = 1)

a) 14 g

b) 28

c) 56

d) 20

e) 112

5.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

¿Qué volumen de oxígeno será necesario para la combustión completa de 10 L de metano (CH4)?

CH4 +O2 →CO2 + H2O

a) 20 L

b) 4L

c) 200 L

d) 10 L

e) 100 L

6.

MULTIPLE CHOICE QUESTION

10 mins • 1 pt

Media Image

GEOMETRIA

3

6

5

4

8

7.

MULTIPLE CHOICE QUESTION

10 mins • 1 pt

Media Image

8

434\sqrt{3}

636\sqrt{3}

10

424\sqrt{2}

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