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2º ESO: Masas moleculares

Authored by José Javier Vida Sagrista

Physics, Chemistry

8th Grade

Used 18+ times

2º ESO: Masas moleculares
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12 questions

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1.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

S=32 u; O=16 u; la masa molecular de SO2 es:

48 u

64 u

44 u

68 u

2.

FILL IN THE BLANKS QUESTION

1 min • 1 pt

H=1 u; O=16 u; la masa molecular del agua (H2O) es:

(a)  

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

C=12 u; H=1 u; O=16 u; la masa molecular del agua (CH2O) es:

29 u

30 u

34 u

4.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Cl=35 u; la masa molecular de Cl2 es:

35 u

70 u

44 u

68 u

5.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

C=12 u; H=1 u; la mas molecular del metano (CH4) es:

13 u

14 u

15 u

16 u

6.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

C=12 u; H=1 u; O=16 u; la masa molecular de la glucosa (C6H12O6) es:

29 u

180 u

146 u

168 u

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

N=14 u; H =1 u; la masa molecular del amoniaco (NH3) es:

16 u

14 u

17 u

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