RECUPERACIÓN QUÍMICA II PERIODO 	GRADO 9°

RECUPERACIÓN QUÍMICA II PERIODO GRADO 9°

9th Grade

10 Qs

quiz-placeholder

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RECUPERACIÓN QUÍMICA II PERIODO 	GRADO 9°

RECUPERACIÓN QUÍMICA II PERIODO GRADO 9°

Assessment

Quiz

Chemistry

9th Grade

Practice Problem

Hard

Created by

Monica Tamayo

Used 11+ times

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

El peso molecular del H2SO4 es 98g. Es decir que los pesos atómicos de los elementos que lo conforman son

 

H2 =1g    S= 32g   O4 = 15g

H2 =2g       S= 32g       O4 = 60g

H2 =2g       S= 32g       O4 = 64g

H2 =1g        S= 32g       O4 = 16g

2.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

El peso molecular del compuesto In5O2 es

600g

606,08

606g

607g

3.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Si el peso molecular del Fe2O es 54g, ¿Cuántas moles habrán en 26,35g?

0,487 moles

0,506 moles

1 mol

1,4 moles

4.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Cuantos gramos hay en 56,98 kg

 

156 g

56980 g

56,980 g

5,698 g

5.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Cuantos km serán 350920 mm

 

35092 km

350,92 km

0,350 km

0,0350 km

6.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Al convertir 80°F a °C

2,66 °C

86,4 °C

62,16 C

26,64 °C

7.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Convierte -82 °K a °F

-355 °F

-607 °F

607 °F

-179,256

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