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actividad broma

Authored by nestor trejo

Chemistry

1st - 10th Grade

Used 28+ times

actividad broma
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29 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 2 pts

Indicador y patrón primario en la valoración de HCl

Rojo de metilo y bicarbonato de sodio

Fenolftaleína y carbonato de sodio

Weslow y bicarbonato sódico

Anaranjado de metilo y carbonato sódico

2.

MULTIPLE CHOICE QUESTION

30 sec • 3 pts

Peso equivalente del HCl

36.5 gramos/mol

36.5 meq/gramo

0.0365 gramos/meq

0.0365 gramos/mol

3.

MULTIPLE CHOICE QUESTION

30 sec • 2 pts

Numero de Equivalentes químicos que contiene el Na2CO3

1 equivalente

3 equivalente

2 equivalente

faltan datos

4.

MULTIPLE CHOICE QUESTION

30 sec • 2 pts

unidades de Normalidad

mg /ml

Eq/ ml

mol/litro

meq/ml

5.

MULTIPLE CHOICE QUESTION

30 sec • 2 pts

Unidades de ppm

mg/litro

g /ml

g /litro

mg/ dl

6.

MULTIPLE CHOICE QUESTION

30 sec • 2 pts

Formula química de bicarbonato sódico

Na2CO3

Na3HCO3

NaHCO3

NACH3O

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Si se tiene una solución 0.1 M de HCl ¿Cuál será su N?

0.1 N

0.01 N

0.2 N

0.05N

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