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EVALUACION CYT-UNIDAD MASA ATOMICA-3ER GRADO

Authored by lucio paucarhuanca

Chemistry

3rd Grade

Used 3+ times

EVALUACION CYT-UNIDAD MASA ATOMICA-3ER GRADO
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21 questions

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1.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Si P.A. (Fe) = 56 y P.A.(O) = 16, entonces el peso molecular de FeO es 72

Verdadero

Falso

2.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

10 g

170 g

17 g

150 g

1,7 g

3.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

40 g/mol

66 g/mol

46 g/mol

56 g/mol

4.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

36.5 g/mol

18

36 g/mol

35.45 g/mol

5.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Mencione el peso molecular del compuesto H2O

16 g/mol

17 g/mol

18 g/mol

19 g/mol

6.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

¿Cuál es la masa atómica del carbono y oxígeno respectivamente?

14 – 1

2 – 16

14 – 16

12 – 16

7.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

¿Cuál es la unidad que expresa la masa de los átomos?

Pma

Na

Uma

Amu

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