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Alex Ar [27]
3 years ago
7

Please Help

Chemistry
1 answer:
Yuri [45]3 years ago
5 0
I believe it is A because a physical change is something that can be changed back to where a chemical change can not be such as burning something.
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Afirmar que el h20 es la formula que corresponde al agua, esto es una teoría, idea, ley, hipotesis o experimentación
frozen [14]

Answer:

Ley.

Explanation:

En la teoría de la ciencia, la regularidad de los procesos en la naturaleza se denomina ley de la naturaleza. Las leyes naturales se diferencian de otras leyes en que los seres humanos no pueden ponerlas en vigor ni anularlas a su discreción. En tal sentido, la composición química del agua es indudablemente una ley natural, en tanto el hombre no puede modificarla sin modificar las características inherentes del agua como tal.

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3 years ago
Does a large ball of aluminum foil have the same properties as a small ball?
dsp73

Answer:

yes

Explanation:

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5 0
3 years ago
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Svetllana [295]

Answer:

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Explanation:

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4 0
3 years ago
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In which orbitals would the valence electrons for selenium (Se) be placed?
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Answer:

Valence electrons of selenium will be placed in s and p-orbitals.

Explanation:

Hope this helps.

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