PH - ACIDO-BASE

PH - ACIDO-BASE

Assessment

Assessment

Created by

Javier Marcelo Portillo

Chemistry

10th Grade - University

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17 questions

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1.

Multiple Choice

1 min

1 pt

Bicarbonato de sodio es una sustancia:

ácida

neutra

básica

2.

Multiple Choice

20 sec

1 pt

Rango de pH para sustancias ácidas

0 - 7

7

7-14

3.

Multiple Choice

1 min

1 pt

logaritmo negativo de la concentración de iones hidrógeno

10 a la -pH

pH

[H+] = 10 (-pH)

[H3O+] = 10 (-pH)

4.

Multiple Choice

1 min

1 pt

Una disolución con pH 12.26 es:

ácida

básica

neutra

5.

Multiple Choice

30 sec

1 pt

Se define como pH

La escala que se usa para medir la acidez de las sustancias

Los "horse power" de potencia que tiene una máquina.

Son las siglas de Hewlett Pakard

La escala que se usa para medir la acidez y la alcalinidad de una sustancia.

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