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Q prueba 1

Authored by Alondra Martinez

Education

9th - 12th Grade

Q prueba 1
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10 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

La masa molar con 35 moles de NaOH es igual a :

140 g

150g

130g

145 g

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Componentes del aire con su respectivo porcentaje:

N2 78%

02 20%

N2 79%

02 30%

N2 78%

02 10%

N2 70%

02 25%

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Confinguracion electronica que pertenece a la familia 5 periodo 3

1 s² 2s² 2p⁶ 3s² 3p³

1 s² 2s² 2p² 3s² 3p³

1 s² 2s² 2p⁶ 3s³ 3p³

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Sirve como reserva de energia

Lipidos

carbohidratos

grasas

vitaminas

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

¿Cual es la reaccion quimica que representa lluvia acida?

H₂S0₄ + C₄CO > CaSO₄ +H₂O + CO₂

H₂S0₄ + C₄CO > CaSO₂ +H₂O + CO

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Si al NaOH se agrega ___ se torna a ___ y es ___.

Fenolfaleina

Rosa

Base

Fenolfaleina

Azul

Base

Fenolfaleina

Rosa

Acida

Sodio

Rosa

Acida

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Si una sustancia tiene un pH de 9 ___ si tiene un pH de 7 es ___ y si tiene un pH de 4 es___.

Basico

Neutro

Acido

Neutro

Acido

Basico

Basico

Neutro

Acido

Basico

Basico

Acido

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