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UNIDADES QUÍMICAS DE MASA

Authored by Sonia Yaya

Chemistry

10th - 12th Grade

Used 88+ times

UNIDADES QUÍMICAS DE MASA
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10 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

El átomo patrón para la unidad de masa atómica es:

Ca-40

C-14

C-12

Co-60

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

¿Qué sustancia posee menor masa molecular?

O2

CO2

H2

H2O

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

La masa molar es la masa contenida en 1mol y se expresa en Mg.

Verdadero

Falso

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

El número de Avogadro equivale a :

1,66 x 10-24

6,022 x1023

0,082

62,4

5.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Media Image

Para 1 mol de CaSO4 es incorrecto : (Datos m.A. Ca=40; S=32)

40g de calcio

32 g de azufre

1mol de átomos de calcio

48 g de oxígeno

6.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Media Image

8mol de H2SO4 contiene 16NA átomos de H

Verdadero

Falso

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

La masa de un átomo de oxígeno es 16g

Verdadero

Falso

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