Química Cuarto
Authored by Karina Hernandez
Chemistry
10th - 11th Grade
Used 2+ times
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6 questions
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1.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
En 52 g de etino (C2H2) hay...
6,02 x 1023 molèculas
1,204 x 1024 átomos
1,204 x 1024 molèculas
2.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
La masa de 1,806 x 1024 moléculas de propano (C3H8) es...
132 g
44 g
88 g
3.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
El aluminio (Al) en estado sòlido reacciona con el oxìgeno gaseoso (O2) y se produce oxìdo de aluminio III (Al2O3).
Indica cuál de las siguientes ecuaciones representa dicho cambio
4.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
5.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
4 g
8100 g
900 g
1800 g
6.
FILL IN THE BLANK QUESTION
5 mins • 1 pt
La masa en gramos de 2 mol de propino (C3H4) es...
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