Pesos moleculares

Pesos moleculares

Professional Development

10 Qs

quiz-placeholder

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Pesos moleculares

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Assessment

Quiz

Chemistry

Professional Development

Practice Problem

Medium

Created by

Jorge Casillas

Used 22+ times

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

El peso molecular del benceno: C6H6 es:

78 uma

56 uma

18 uma

13 uma

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

El peso molecular del peróxido de oxígeno o agua oxigenada: H2O2 es:

18 uma

17 uma

34 uma

42 uma

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Cual es el peso molecular del hidróxido de calcio: Ca(OH)2

75 uma

76 uma

74.078 uma

73.56 uma

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

El peso molecular del nitrato de potasio KNO3 es:

100 uma

102 uma

103 uma

101,09 uma

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

El peso molecular del C2H4O es:

( Datos masa atómicas: C= 12 , H= 1 O = 16 )

48 g/ mol

84 mol

44 g/ mol

80 g/mol

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Calcular el peso molecular de el hidróxido de Hierro

Fe (OH)3 :

(Datos masas atómicas : Fe= 55,8 O= 16 H= 1 )

106,8 mol

106,8 g/ mol

403,8 g/mol

218,4 g/mol

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

La masa molecular para el compuesto de formula   Ca(NO3)2Ca\left(NO_3\right)_2  

176,1 gramos

164,1 gramos

250 gramos

293,4 gramos

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