Evaluación de entrada de 5to sec

Evaluación de entrada de 5to sec

11th Grade

10 Qs

quiz-placeholder

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Evaluación de entrada de 5to sec

Evaluación de entrada de 5to sec

Assessment

Quiz

Chemistry

11th Grade

Practice Problem

Medium

Created by

Isaac Espinoza

Used 8+ times

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10 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Hallar la masa molar del ácido sulfúrico “H2SO4”.   P.A. (H = 1, S = 32, O = 16)

90

98

100

50

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

No es una variable fundamental del estado gaseoso.

Volumen

Temperatura

Presión

Densidad

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Hallar la fórmula química del ácido bórico

HB2

HBO3

H3BO3

H3BO4

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Señale la diferencia de atomicidad del Fe2(SO4)3 y AgClO3 :

15

12

13

17

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

¿Cuál es la fórmula del carbonato de calcio?

CaCO3

NaHCO3

CO

CaO     

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Dadas las siguientes especies químicas, indique el número de sales haloideas y de sales oxisales respectivamente. NH4NO3 KMnO4 ZnCl2 Li2CO3

0; 4

2; 2

1; 3

4; 0

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Hallar el % de carbono que existe en el siguiente compuesto CaCO3.  P.A. (Ca = 40, C = 12, O = 16)

24

40

36

12

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