Masa molecular y masa atómica.

Quiz
•
Chemistry
•
2nd - 3rd Grade
•
Hard
Gloria Carmona Isnard
Used 3+ times
FREE Resource
11 questions
Show all answers
1.
FILL IN THE BLANK QUESTION
15 mins • 1 pt
Para el sulfato de cobre CuSO4. (Masas Cu: 63,55; S: 32,01; O: 16,0) Determine:
a) Masa molecular. (u.m.a y g/mol).
2.
FILL IN THE BLANK QUESTION
15 mins • 1 pt
Para la acetona C3H6O. Determinar:
a) Cuántos átomos de hidrógeno (H) hay en una molécula de acetona.
b) Cuántos átomos hay en una molécula de acetona.
c) Cuántos átomos de hidrógeno (H) hay en un mol de acetona.
d) Cuántos átomos hay en un mol de acetona.
3.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
¿Cuánto vale un mol de platino?
100 g
195 g
50 g
82,5 g
4.
FILL IN THE BLANK QUESTION
15 mins • 1 pt
Para el nitrato de calcio Ca(NO3)2 (Masas Ca: 40,08; N: 14,0; O: 16,0) Determine:
a) Masa molecular. (u.m.a y g/mol).
5.
FILL IN THE BLANK QUESTION
15 mins • 1 pt
Para el fenol C6H6O (Masas C: 12,0; H: 1,0; O: 16,0) Determine:
a) Masa molecular. (u.m.a y g/mol).
6.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
¿Cuántos moles de átomos de sodio son 12,50 gramos de sodio? Masa atómica Na = 23 g/mol
0,54 moles
0,054 moles
0,4 moles
4 moles
7.
FILL IN THE BLANK QUESTION
15 mins • 1 pt
Para el fenol C6H6O (Masas C: 12,0; H: 1,0; O: 16,0) Determine:
a) Masa molecular. (u.m.a y g/mol).
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