Balanceo Ecuaciones Lvl:1

Balanceo Ecuaciones Lvl:1

Professional Development

14 Qs

quiz-placeholder

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Balanceo Ecuaciones Lvl:1

Balanceo Ecuaciones Lvl:1

Assessment

Quiz

Mathematics

Professional Development

Hard

Created by

Jonathan Hernandez

Used 1+ times

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14 questions

Show all answers

1.

FILL IN THE BLANK QUESTION

1 min • 1 pt

Cr+O₂ -> Cr₂O₃

Formula para Cr

2.

FILL IN THE BLANK QUESTION

1 min • 1 pt

Cr+O₂ -> Cr₂O₃

Formula para O

3.

FILL IN THE BLANK QUESTION

1 min • 1 pt

Cr+O₂ -> Cr₂O₃
A=2C

2B=3C

Si A=2 de la primera ecuación obtenemos que C vale....

4.

FILL IN THE BLANK QUESTION

1 min • 1 pt

Cr+O₂ -> Cr₂O₃
A=2C

2B=3C

C=1

De la segunda ecuación obtenemos que B vale....

5.

FILL IN THE BLANK QUESTION

1 min • 1 pt

Cr+O₂ -> Cr₂O₃
A=2C

2B=3C

A=2 B=3/2 C=1

Para eliminar la fracción multiplicamos todo por...

6.

MULTIPLE SELECT QUESTION

45 sec • 1 pt

Cr+O₂ -> Cr₂O₃
A=2C

2B=3C

A=2 B=3/2 C=1

Al multiplicar todo por 2 Los valores de A,B y C son:

4

3

2

6

5

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Agregando los coeficientes en (Cr+O₂ -> Cr₂O₃) obtenemos

4Cr+3O₂ -> 2Cr₂O₃

3Cr+4O₂ -> 2Cr₂O₃

2Cr+4O₂ -> 3Cr₂O₃

4Cr+2O₂ -> 3Cr₂O₃

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